About to head to your first LEGO Fan Convention? Been in the community a while and still trying to work out all the acronyms? Don't worry! Pop this in your bookmarks, it'll be handy to refer to whenever you need it! This glossary as all the terms you need to know!
ABS – "Acrylonitrile butadiene styrene". The type of plastic used by LEGO for all of its bricks.
AFFOL - “Adult-Female-Fan-of-LEGO”. (See also FAFOL and SHEFOL.)
AFOL – "Adult Fan Of LEGO".
Baseplate – A LEGO flat plate that is available in various sizes - filled with studs. Generally used as the starting point for most builds.
Bigfig – Supersized LEGO Minifigures.
Bignette - A scaled-up version of a Vignette. (See Vignette)
Billund - A town in Jutland, Denmark. Where the LEGO headquarters and primary design centre is based.
Blay/Bley -The “Bluish Gray/Grey” colour referring to the current LEGO gray/grey. The older version is referred to as the “Old Gray/Grey” colour.
Bley – "Light and dark bluish grey"- known as the medium and dark stone colour used by the TLG.
BOLOCs – "Built Of Lots Of Colours". Generally referred to with junior LEGO build where the builder is irrespective of colour, resulting in a 'rainbow look' coloured build.
Brick Built – Whereas the LEGO builder users a variety of elements to create a part instead of a preformed LEGO part.
Brick(s) – The core of LEGO.
Build – The collective name given to a set or MOC (See MOC).
BURP – "Big Ugly Rock Piece". A single moulded piece of pre-fab rock-wall.
CC - “Cafe Corner”. A very popular LEGO set with adult fans.
CC - “Classic Castle”. A LEGO castle fansite.
CheepJokes - A RLFM website that provides you with news, reviews and LEGO Masters content from all around the world. CheepJokes is also extremely popular on YouTube, Instagram and Facebook. Be sure you
Cheese Slope – LEGO brick 50746. 1×1 tile with a 33-degree slope, going to 2 plates or 2/3 of a brick high. Also referred to as a cheese wedge or cheese block because the shape resembles a wedge of cheese.
CMF – "Collectable Minifigure". Individually sold LEGO Minifigures that may be stand-alone or part of a collectable series.
Cracklink - A descriptive name for the Bricklink website bestowed by the LEGO community, referring to its addictive nature.
CSF - "Classic Space Forum". An online LEGO space fan community.
Custom – A LEGO creation or individual element that uses non-LEGO parts or modified parts or accessories that haven’t been officially produced or endorsed by TLG. Generally not favoured by LEGO Purists.
Customiser - A LEGO-fan who is not afraid to modify LEGO parts. Again, not supported by LEGO purists.
Dark Ages – This time referred to by AFOL's as the time spent away from LEGO post-childhood until rediscovery later in life.
Design ID – The identification number TLG uses to catalogue a specific part. (Note - This covers the mould shape, not the colour variant)
Diorama or Dio – An extra large LEGO scene, larger than a Bignette or Vignette. (See also Bignette and Vignette.)
Draft - A common activity at LEGO club meetings, whereas LEGO-fans each bring a copy of a LEGO set, sort out all of the LEGO elements, and take turns picking the parts they want. An easy way to get the parts you want in larger quantities without buying multiple copies of the set yourself.
DSS - “Dreaded-Sticker-Sheet” (See also STAMP)
Duplo – Oversized LEGO that is designed especially for small hands or 'baby builders'. DUPLO blocks are also still compatible with traditional LEGO bricks in building.
Element (and Element ID) – The element identification TLG uses to catalogue a specific part of the official name for each unique LEGO piece. Unlike Design ID the Element ID colour variant as well.
Erling Brick – Referred to as the "headlight brick". A staple SNOT element.
FAFOL - “Female-Adult-Fan-of-LEGO”. (See also AFFOL and SHEFOL)
FFOL - “Female-Fan-Of-LEGO”. Another acronym for female fans. (See also AFFOL, FAFOL and SHEFOL)
GWP - "Gift With Purchase" - Generally a small LEGO set or item received with a purchase at a LEGO Certified store, if you send over a certain amount or buy a specific product.
Half-Stud Offset - A LEGO building technique that allows building without regard to the standard alignment of studs on a plate, usually achieved with a jumper plate.
IMHO – "In My Humble Opinion". This is a more generic internet language.
Inventory – The common term used to describe a list of parts included in a LEGO set.
Jumper Plate - A 1×2-stud LEGO plate with only 1 stud in the centre. Useful for half-stud offset building.
KFOL - “Kid-Fan-of-LEGO”. Thought of as TLG's primary target demographic.
LEGOS - The incorrect plural term for LEGO. The official plural form for more than one LEGO element is “LEGO® brand building bricks”, however always refer to on or more LEGO bricks as 'LEGO'. But, it could also be acceptable... See more here.
Licensed Theme – Theme based on popular licensed material that LEGO has been granted the rights to reproduce in LEGO form. EG. Star Wars, Disney, Marvel, DC etc...
LLDC - LEGO Discovery Centre.
LURP - “Little-Ugly-Rock-Piece”. Like a BURP but smaller.
LXF – A LXF file is generated from LDD and can be uploaded to sites such as Bricklink to help order parts for virtual models created in LDD.
Macaroni Brick – Round Corner 2 x 2 macaroni with stud notch and as the name suggests looks like a piece of macaroni.
MF - "Minifigure" / "Minifig". Surely you know what these are?
Microfig - Smaller minifigs, generally half the size of regular minifigs from the LEGO Games series.
Microfigure – Tiny Minifigures figures utilised for trophies and stable of the LEGO Architecture theme.
Micropolis – Collaborative building code developed by TwinLUG based around a 16 x 16 stud module which equals 1/4 of a city block. Four modules create a short block in a city. Each four-module block is ringed with a two stud road. Blocks connected together create a 4 stud wide road. Cars are 2 studs, buses or trucks 4 studs. Scale: 1 brick is 9 feet, 1 plate is 3 feet and one stud is 7.5 feet.
Microscale – Generally builds that are a smaller scale than Minifigures.
Midi Scale - Refers to sets that are between miniature and minifig scale. They do not include Minifigures but are much more detailed than mini sets. So far only Star Wars sets have midi versions.
Minidoll – A variant of the Minifigure that has been tailored especially for female-centric theme sets such as LEGO Friends, Elves, Disney etc.
Minifigure / Minifigs – Minifigures are the standard or blueprint for most set scales and populate the LEGO world. literally thousands of variants and designs and very collectable.
MISB – "Mint In Sealed Box". A set straight of the shelf, in perfect, untouched condition.
MOC – "My Own Creation". A LEGO custom design without instructions. Sometimes with the assistance of software such as LDD, but also a physical creation.
Mocular – Fan built MOC but in keeping with the rules laid out by LEGO in its Modular series.
Modulars – A series of sets designed predominantly around a 32×32 baseplate aimed at AFOLs. Multistore buildings fully enclosed and designed to Minifigure scale. Each floor cleverly lifts off to reveal internal detailed fit-out. The modular series was launched in 2007 with each modular thereafter connecting together forming a street scene. Some of the older sets fetch quite a price over on eBay and Bricklink
MSRP - “Manufacturer’s Suggested Retail Price”. The official price for a LEGO set as established by the LEGO Group for a particular market. Individual retailers may set their own prices higher or lower than MSRP, and MSRP may vary from country to country.
MURP – "Mini Ugly Rock Piece". The smallest 'URP'. See BURP & LURP.
PAB Wall - "Pick-A-Brick" wall at LEGO stores, and LLDC.
Plate - Unlike the thinner one-sided baseplates a plate is a third of the height of a brick and allows for bricks to be connected both underside and topside
Polybag – Usually promotional plastic bags used to promote certain themes with often unique Minifigures or small sets
POOP – "Parts Out of Other Parts". A term used for large single moulded pieces that often looked at as being rather ugly and considered prime for being constructed in smaller existing parts
Rainbow Warrior – Same as BOLOCs and builds using every colour available to hand.
RLFM – "Registered LEGO Fan Media". A new term used by TLG to denote an officially recognised online site, that covers LEGO reviews, news etc. Now used for prominent LEGO bloggers. In-fact, CheepJokes.com is an RLFM. Welcome!
RLOC - "Registered LEGO Online Community". Another new term used by TLG to denote an officially recognised online LEGO community such as an Instagrammer or YouTuber.
Set – General term, a product released by TLG containing parts, instructions, and most of the time, Minifigures.
SHEFOL - “She-(Female)-Fan-of-LEGO”. (See also AFFOL and FAFOL.)
Sig-fig – AFOL Minifigure version of themselves, both physically and virtual (avatar) in online communities.
SNOT – "Studs Not On Top" A technique that is used to hid studs by either connecting LEGO elements on their sides or upside down.
STAMP - “Stickers-Across-Multiple-Pieces”. Super annoying...
Stud – The iconic stud which forms part of the LEGO patented LEGO connection system. The round studs are also used as a measuring system i.e. 32×32 stud base plate used for LEGO modular theme.
Technic – Another LEGO variant like DUPLO introduced in 1977. Technic is compatible with LEGO and has bled across into traditional LEGO sets extensively. Technic adds additional parts such as axles, gears and rods which enables more technical/mechanical models to be built.
Theme – Name given to a particular range of LEGO sets that have a common theme such as Nexo Knights, Star Wars, City etc…
Tile – A LEGO piece that is smooth with no studs and is the same thickness as a plate.
TLC - “The LEGO Company”.
TPP - "Third Party Products" - Products designed to be used with LEGO, which are not owned by The LEGO Group and does not infringe of any IP of The LEGO Group. Eg: LED lights, Brick Bracket and display cases.
UCS - "Ultimate Collector’s Series". A series of large LEGO Star Wars sets designed for older teens and adults. They are larger than minifig scale.
USP – "Unique Selling Point".
Vignette or Vig - A LEGO creation build depicting a moment in time. Usually built on a base plate with an 8 x 8 stud.
WIP - “Work-In-Progress”.
YFOL - “Young-Fan-of LEGO”.
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CheepJokes is a Recognized LEGO Fan Media (RLFM) channel, with news and reviews created specifically for Adult Fans Of LEGO. Our articles are written by a team of fellow AFOLs that also share your passion for these wonderful plastic bricks.