The theory in which you can save space in a bed by removing ones clothes. Making a bed seem bigger, so you and a girl can comfortably engage in sexual acts, by removing articles of clothing.
by fratstar 24 August 30, 2010

A term to describe the phenomenon of finally finding something when you have given up on it.
An example would be finding a girlfriend or boyfriend. If you simply stop looking so hard to find a relationship, eventually it will find you.
The Lego Theory is based on what happens when you play with Legos. Typically while you are playing with Legos there is a moment when you are looking for a particular piece and can't find it. After you've given up on finding it and some time has passed, it magically appears.
An example would be finding a girlfriend or boyfriend. If you simply stop looking so hard to find a relationship, eventually it will find you.
The Lego Theory is based on what happens when you play with Legos. Typically while you are playing with Legos there is a moment when you are looking for a particular piece and can't find it. After you've given up on finding it and some time has passed, it magically appears.
by reactor20 September 9, 2016

A theory that states: if a football can be inserted into the asshole past half way, said asshole will create a suction and/or vaccume and ingulf the rest of the football if lubracation is in use
Bro1: Bro, me and jessie tested out the shartmann theory last night
Bro2: broooo how much lube did u guys go through
Bro1: brooooooooo idek like half the tube
Bro2: broooo how much lube did u guys go through
Bro1: brooooooooo idek like half the tube
by WalkingTalkingStephenHawking December 4, 2015

The act of imagining someone naked/in the shower, when they say that they're in the shower or "brb shower"
by LiterallyLuke April 4, 2011

The literally and complete epitome of all human suffering and agony. Something from the depths of the underworld that should never of made it out.
by Octococeres November 21, 2019

The theory that one day there will be more weeaboos than original Japanese people effectively replacing the Japanese culture.
"Hey im thinking of moving to Japan to live among the Japanese"
" don't you know the Japanese are almost extinct?" "its all becoming weeaboos"
Are you talking about weeaboo theory ? "No ways thats real im going anyway!"
" don't you know the Japanese are almost extinct?" "its all becoming weeaboos"
Are you talking about weeaboo theory ? "No ways thats real im going anyway!"
by TheHumanMicroscope April 3, 2017

by Real Nigga 12 November 25, 2020
