The MSN Messenger code that displays a "thumbs up" emoticon.

1. noun. It is the sudden feeling of an inexplicable joy one gets when something romantic or idealistic occurs.

When kilig, one may experience the following:

*butterflies in one's stomach
*heart melting
*shivers down one's spine
*irrepressible noises from one's mouth
*uncontrollable smiling
*an inner conflict between hope of something wished for and reality

Kilig may also be defined as that mountain top, floating, on cloud nine, invincible, i-could-keep-smiling, heart aching goodness and feeling which overpowers the mind's ability to think straight, act straight, breathe properly and articulate thoughts into a single comprehensible sentence.

To the guy that said it was a symbol for boobs, it's not, ( . Y . ) Is the symbol for boobs. You idiot.

Internet slang for raising your thumb.

For those of you who think this looks like boobs, you've obviously never seen boobs. This is the IM emote for "thumbs up."

In England it is used in text messages and that for "peace".

No, all you guys are wrong. It's obviously a chick's lower body - vag and thighs! See? Like her waist and hips and legs? Yeah. That's right. I got it. It's an emoticon portraying femininity and putting emphasis on the estrogen in a statement.