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) 

big tits, somthing you say on aim when you think the persone has big tits.

Deavonee: Hey
Jonny: (o) (o)

(o) (o) by ?? February 1, 2003

\_( o.O )_/ 

an emote showing a person in confusion with their arms up in the air, as to say "I don't know?"

Person 1: "Hey whats 2 + 2 ?"
Person 2: \_( o.O )_/

\_( o.O )_/ by Leroi Williams August 3, 2007

͡o ͜ ͡o 

normal look

͡o ͜ ͡o

͡o ͜ ͡o by ͡o ͜ ͡o July 21, 2016

o.o 

–emoticon

1. A commonly emoticon used on the internet to indicate confusion
2. A surprised look
3. (used to specify the feeling where you don't know what's going on)
4. Over-used in instant conversations like the internet short form of laugh out loud; "lol".

This emoticon has been used in several different ways. Some of them, you may recognize:

o.o , o.O , O.o , o_o , o_O , O_o , 0.o , o.0 , o_0 , 0_o , 0.0 , O_O , 0_0 , O.O

Aside from the ones given above, there have been several people who customized them. For example; o_______o , o_o;; , o_o" and so forth...

Examples of usage; confusion:

The knowledge kid says:
An object is a discrete bundle of functions and procedures.

MushBear says:

Say what? O_o

Scenario; lost:

Person 1 says:

The Youtube video for that is really awesome!

Person 2 says:

I know right, it's unbelievable.

MushBear says:
o.o

Scenario; surprised:

Divine Crow says:
Did you know that the strongest muscle in the body is the tongue.

MushBear says:
Really? O_O

o.o by MushBear September 14, 2010

o-o 

Confused, surprised , weird out look

person1: i saw a dinosaur

person2: o-o wtf

o-o by allisonillusion June 19, 2010

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