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3. oo
in computer science oo is short for object oriented
OO Software Development
1. OO
A surprised face.For best effect, add a period between the two o's for a nose.
"I just humped a car*
"OO..."
by Brian Nov 27, 2003 add a video
2. Oo
Another face used on the computer, Looking like: "O.o" But with out the '.'
What the fuck was that? Oo;;
by PopPoochan! May 23, 2005 add a video
4. oo
an interjection used to express surpise, frustration, pleasure, admiration, or awe
oo you touched my tralala.
5. OO
OO (pronounced Oh Oh) - Owner Operator (otherwise known as a wanker)
You are such an OO! (you are such a wanker)
6. oo
'oo' pronounced: like in the words: too, new, noob, etc.
can be put in to any sentence or phrase in different moods or describing your emotion toward something or someone. basicly 'oo' can be use if your happy, suprized or confused, sad, or if you simpily got hit in the back of your head (or when you get hit by someone or something)
happy - oo (^^)

suprized - oo? (huh?)

sad - oo... (;-;)

hurt - oo!! (ouch!!)
7. oo
An abbreviation for "over and out" often used in chat sessions.
Bye!

oo

(end of conversation)
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