o_O 

Confused, stunned, or weirded out.

o_O what do you mean?
o_O what is that?!
o_O Whoa wtf

o_O by DWBoy February 19, 2003

O_O 

1. O_O: shock
2. o_O or O_o: confusion, wtf?, etc.

1. >MY MOM DIED!
>O_O you're KIDDING!
2. >I want to have your children.
>o_O but you're a guy . . .

O_O by the das October 25, 2004

o_o 

These are faces used in chatrooms, emails, and Instant messengers.

o eyes
. or - or _ mouth

* you also can add the ; as in sweat drops in expressions like: Surprized, weirded out, scared, or Thats emberessing..

Examples or Faces:
o.o
O.o
o.O
O.O
._.
o_o
O_o
o_O
O_O
>_>
<_<
^-^
*-*
$_$
@_@
@.@
^.~
o.-;

Characters:
<(-"-)> - Kirby
'x' - Kitty
(\_/)
(^.^) - Bunny
o((")(")
\)
('o' ) - Bird
(| |)
""
(o)_(o)
( '_o' ) - Koala bear thing..
(__oo_)
('o')__('o')

o_o by Ashi-San February 11, 2004

O_o 

Surprised emoji. Typically used in informal internet chat.

Example:
Player 1: Where did you go?
Player 2: I fell down a hole.
Player 1: Ok. I'll wait.
Player 2: Wait... WHAT? The treasure chest is here O_o
Player 1: We actually won for once? O_o

O_o by MinecraftVlogMV April 15, 2017

O_O 

When online, used to express a state of utter wtfness, or when you simply cannot believe the stupidity of what the person above has just said. It kind of reminds me of a paralysed frog.

Person: OMGWTFBBQ, lawlorz i sooooooooooooooooo pwned
joo /\/00b!!!1 1!1!1!!1im sooo awsum!!111!11one!!! !11!!!!eleven!!! "11!"211! LOLOOLOLOLOLOLOLOLOLOL LOLOLLOLOLLOLIPOP

You: O_O

O_O by Master of Contradictions October 7, 2007

o_o 

When you are compelled to say something, but lack the subject matter.

Used in place of " Ok... " or " Right... ", etc.

"Dude, I just killed my mother."
"o_o..."

o_o by CoreyD April 3, 2005

O_o 

A emoticon expressing complete, what the hell-ness. Used when one can't beileve the retardation and non sense that is going on. Used a lot by people in chat rooms that are annoyed by the useless gabber of teenyboppers and the pervo requests for p2p's by pedos.

Chat room idiot #1; Omg omg look at his myspace pics! CR idiot #2; He is like, so, tottaly hot! CR idiot #3; Any dirty girls wanna role play? P2p me ;0. Person in shock; O_o, Dudes, WTF?

O_o by The Drunk From Omaha September 5, 2009