Emoticon

An emoticon is a short sequence of keyboard letters and symbols, usually emulating a facial expression, that complements a text message.

🙂 Smile
😉 Smile with a wink
:<}) User with mustache, smiling
:-|| Mad
🙁 Sad
:' -( Crying
:~ Also crying
:-)) Really happy
😀 Big grin
:-* A kiss
:-P~ A lick
😮 Wow! or I'm surprised
😐 Grim
😛 Sticking out your tongue
:- User happens to be Popeye
:-/ Perplexed
=:O Frightened (hair standing on end)
=8O Bug-eyed with fright
:-} Embarassed smile
:-)<>>>>> Basic Smiley with a necktie
;-^) Tongue in cheek
%*@:-( Hung over
:-~~~ Drooling
>:) Perplexed look
.) Keeping an eye out for you
8:-) Glasses on forehead
8:[ Normal smiling face of a gorilla
0:-) Angel
]:-|[ Robot
(:V) Duck
3:-o Cow
:-] Vampire
(_8-(|) Homer Simpson
C|:-= Charlie Chaplin
=|:-)= Abe Lincoln
*<:-) Santa Claus
-:-) User sports a mohawk and admires Mr. T
(:)-) Scuba diver
:-'| User has a cold
:-{} User with heavy lipstick
:-)8 User is well dressed
>:-< Mad
*#:-) Scotsman wearing his Scottish tam
%-^ User is another Picasso
#-) User partied all night
<:I Dunce
😐 "Have an ordinary day!" Smiley
:}{: Kisses (stolen from June bug)
oooo(0) (0)oooo Toes
(-_-) Secret smile
#.-o "Oh, nooooooo Mr. Bill!!!"
12x @>--->--- A dozen roses

The Japanese have worked out another set of emoticons that fits the nuances of Japanese culture. See Japanese emoticons.