Questions tagged [terminology]

Not sure what a MOC is? Wondering if you're an AFOL? If someone's mentioned a term and you don't know what it means, ask away!

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30
votes
2answers
6k views

What is an Erling brick?

I have seen people refer to the "Erling brick" or "headlight brick" on LEGO forums. What kind of brick are they talking about?
34
votes
2answers
17k views

What is the bley (blay) color?

I keep reading on various lego web sites about an elusive brick color called "bley" or "blay". What is it and what is the story behind this?
28
votes
2answers
30k views

What does the acronym MOC stand for?

This is a common acronym used in the Lego community - what does MOC mean?
27
votes
2answers
25k views

How are LEGO bricks categorized?

What are the names and categories of LEGO bricks? Is there a consistent naming scheme? Does Lego have an official name or identification for different pieces?
21
votes
1answer
3k views

What are LDUs and how do they relate to LEGO bricks?

What are LDUs? I see technical people talking about plans and designs in terms of LDUs. I understand it's a measurement unit. What does it mean and how do LEGO bricks relate to them? Why are they ...
45
votes
1answer
9k views

What is SNOT building?

I have seen reference on LEGO forums to "SNOT building". This sounds gross! Are there really squishy-sticky LEGO bricks, or what?
21
votes
3answers
7k views

What is LUGBULK?

I have heard that LEGO have (or had) a programme called LUGBULK whereby clubs can purchase bulk lots of LEGO components direct fom LEGO. Is that true? If so, is it economical and how can I get ...
20
votes
3answers
1k views

What are the female parts called?

What is the proper term for the "female" section of the piece that the "studs" insert into? I have heard "pipes", "tubes", "underbits". Is there an actual term for the female section?
12
votes
3answers
16k views

Is there an official LEGO terminology for the features of basic pieces?

When I read this question I remember to regularly ask myself what the features of bricks are called. At the top are there nibbles, knobs, or studs? At the bottom are there tubes? New bricks also have ...
7
votes
1answer
3k views

What is the “Module” of a LEGO gear?

Module, m this indicates the tooth size and is the number of mm of pitch circle diameter (p.c.d.) per tooth. For gears to mesh, their modules must be equal. Gear ISO standards and design methods ...
16
votes
1answer
1k views

What are the characteristics of “Miniland” scale?

I have heard many references to "Miniland" scale. From what I have seen, this style of building mostly includes figurines that are larger than normal mini-figs. What are some other characteristics of ...
14
votes
1answer
5k views

What does “AFOL” mean?

I've seen the term AFOL around; for example, this site has an afol tag. What does AFOL stand for?
11
votes
1answer
481 views

What is the Travis Brick?

This question uses the term "Travis Brick", but I've never heard it before. What is it, and where does the term come from?
6
votes
2answers
625 views

What are the armless minifigures from the LEGO boardgames called?

I see many of the LEGO boardgames come with mini figures which are armless and have no holes for arms. While I think it is kind of ridiculous to not simply provide a full figure, I understand it's ...