o 

for the lazy people who would rather not add the extra "h" to say "oh"

o, y u go leve?

o by Horsey Matchmaker66 September 23, 2017

O 

it's like a 0, but it's the 16th letter of the American alphabet, how do you not know about this.

#1 -Why do people spell wh0 with a 0 lmao!
#2 -That's an O, you idiot
#1 -... oh

O by Portul-TM April 21, 2020

o 

short for obama, the half white, half black democratic nominee for presidency. He likes kissing babies too. :

Black dude:I'm gonna vote for O cause he's half Black
White Dude: I'm gonna vote for O cause he's half white....What?


Wow, if you say something racist again O gonna come from the sky and strike you dead with his messiah-like powers.


Dood, 1t w0ulI) b3.. l13k so K00l if 0 w0n, th3n 4ll teh p41n w0uld m3lt 4w4y :O

o by Teh Crip of Doom January 20, 2009

O 

The phrase "O" can be used when someone says something that you don't know how too respond too

Origin of Term: The YouTuber Burcol

"Damn I just wanna kill that guy!"
"O"

O by PlarkySenpai March 8, 2017

o 

Meaning I don't give a fuck! not one fuck, not two fucks,not three fucks!

I thought about you last night

response : O

o by flyboi realness September 27, 2017

o 

An extremely short version of oh. Often used on Social Media platforms, and can be considered as text slang.

Your Friend: Bro, I'm going on a road trip to Orlando, Florida!
You: o.

o by VeeTHis November 21, 2017

O 

The moment of realization when you realize something bad; when you respond to something dirty someone said

“Hey, man I fucked your wife last night”

“O”

“I like them long”

“O”

O by Anonymous lizard December 6, 2017