Definition of smileys:
(n) :
A simplified representation of a smiling face.
(n) :
(Internet) A sequence of text characters used to represent a mood, especially :) or :-) or other depictions of smiling.
(adj) :
Cheerful and happy; smiling.
(adj) :
(slang) Having one's throat slit from side to side.
(n) :
(South Africa) A roasted sheep's head.
(n) :
The type of piercing of the upper frenulum (upper lip).