Smiley

Adjective

 * 1) Cheerful and happy; smiling.

Noun

 * 1)  A simplified representation of a smiling face.
 * 2)  A sequence of keyboard characters used to represent a person's mood or emotion, especially ) or -) or other smiling depiction.
 * 3)  Having one's throat slit from side to side.
 * 4)  An improvised street weapon consisting of a length of chain with padlocks and other heavy objects affixed to one end.

Synonyms

 * smiley face
 * emoticon