1 (most common)
A:what time is it?
B:It's 7 o'clock...
A:no...
2 (street language)
A:Yo, this song is dope, what is it?
B:Gang starr tonz 'o' gunz
A:Premo is legend
3 (short cut for "oh")
A:party!!!
B:u r not invited
A:o noo!!
A:what time is it?
B:It's 7 o'clock...
A:no...
2 (street language)
A:Yo, this song is dope, what is it?
B:Gang starr tonz 'o' gunz
A:Premo is legend
3 (short cut for "oh")
A:party!!!
B:u r not invited
A:o noo!!
by themostlv April 13, 2009

I always thought the o was a person's mouth and the slashes were hands, showing surprise. The expression I pictured was that of the person in the painting Scream, or another version of :O
Guy 1: I heard Guitar Hero 4 is going to have more instruments compatible with it, like in Rock Band!
Guy 2: \o/
Guy 2: \o/
by alyssarcastic January 13, 2009

"DarkRoyals" Member d00d has killed Robert.
"DarkRoyals" has won the siege!
ClanRobert: :.O we lost!
"DarkRoyals" has won the siege!
ClanRobert: :.O we lost!
by Robert December 11, 2004

by Dragonom March 12, 2009

by doodmamas<3 December 9, 2009

O = O
by TruthfulWordsAndPhrases October 19, 2019

by SomebodyRandom September 4, 2008
