=O 

1) a blow up doll; a doll you insert your penis in and have sex with until it pops.
2) a suprised face; a face you make when something suprises you, sometimes confused with =0

1) tom: hey want to come over?

james: nahh I'm bangin the =O

2) suzie: marry me?

sara: =O

=O by omgahhitsfii July 17, 2009

=o 

:o

The act of being surprised or shocked.

OMG! Did you see what he just did!? =o

=o by Jak Dude May 5, 2005

=o 

A face that is the answer to anything. It has multiple expressions also.

"dude, you won the lottery"
"=o"
"your house is burning down!"
"=o"
what is 5 + 5?"
"=o"

=o by pain_of_hero October 20, 2008

=o 

A shocked smily usually written in a text or over MSN.

Kiddo 1: "I lost you're dog."
Kiddo 2: =O

=o by Shock Horror December 26, 2005

=o 

The smiley. Made up of a "=" and a "o". yep.

<imajin> =o

=o by Kanjimajin August 5, 2003

=o) 

A smiley that has a clown's nose...
The way to use it is the same as :) =) (when you would smile in real life) but it offers some variation into it.

1: Hey, I'm fed up of dreaming about the other night...
2: Really? =o)

=o) by Joaninhazita August 30, 2006

(=o)

Emoticon for smile, grin, pleased.

Optimus Prime: Hey, let's go to the mall!
Christopher (=o)

(=o) by Christopher Frame June 11, 2006