0.5 

a fart, lighter than a piss (which is a 1) and a dump (a 2)

damn bro, just dropped a 0.5

0.5 by sizzlezbboy November 1, 2010

(\/)0_0(\/) 

a crab

person1: wanna see a crab?
person2: yes
person1: (\/)0_0(\/)

(\/)0_0(\/) by crabcrab11111 September 21, 2009

0 IQ 

A dumb person or deed.

Can be said in different forms; for example: absolute value 0 IQ, magnitude 0 IQ, derivative of a interger IQ

Dude, that was so 0 IQ

- I got 0 on the exam

- how? That was easy
- Im 0 IQ

0 IQ by ctvip July 4, 2019

0 Percent 

A phrase used by fuck boys typically named Jon, who may also go by Jono or Jonny.

Person one: I bet you banged that sloot last night.
Jon: Oh no man 0 percent, 0 percent.

0 Percent by Dillweedman420 June 12, 2016

0-0 dart monkey 

A monkey that pops 1 bloon per shot. Then sucks the power of the temple and pops ZOMG's in 2 shots

At round 1, I placed a 0-0 dart monkey down in the middle

0-0 dart monkey by YT:Numbat Channel August 7, 2018

0 fingers up 

Your absolutely virgin and gay

Hey look at Michal he doesn't have fingers he's gay and virgin 0 fingers up energy

0 fingers up by eliska je moje hoe 13 June 14, 2022

0_o 

To textually raise one's eyebrow as an expression of shock, bemusement, plain amazement or in any 'lost for words' scenario.

Similar to a combination of MSN ^o) and :| and :O, a generally mutli-purpose smiley!

Extreme usage on Active Worlds within SW City as the lingo of choice.

Other alias's are: o_0

Person A: OMG OMG OMG I want to marry you!
Person B: o_0
Person A: 0_o

0_o by Mark Randall January 6, 2005