Shorthand for smiled appreciatively. Should be substituted for the overused expression "lol".

to slap or smack very hard

It's the new "snap" - (see "snap" - An expression which expresses expression.)

A term created on World of Warcraft Server US:Trollbane:Horde

Smap (n) (1)A scrawny, pasty, World of Warcraft player screwing with Finger Prints action figures.
(2)(v) The act of masturbating (jacking it) to a Finger Prints Action Figure.

Hitting someone with less force than a slap but more than a smack. It will sting but won't leave a mark.

The Act Of Having or Wanting Agressive Sex.

The word associated with typos in an attempt to spell spam. The users of this phrase should normally have a cup of coffee at their disposal. Started as a typo but eventually made its way to cult-status. A term mostly identified to be used when referring to spam, memes, pictures, and anything else off-topic.