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Smap refers to the act of spamming an internet forum without the intent to be annoying. Rather it is done for comic relief and to chase away forum trolls.

The word was first used during a drunken post in the JTS at the famous nforcershq.com.
Hey sensai, let's go smap up the forum.
by The Big Papaparappa April 09, 2004
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Sporst Music Assemble People

Japan`s most successful boy band to date.
The 5 members are also comedians and actors.
SMAP is coming out with a new single today.
by tanukisanyo May 09, 2005
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5
The act of faping, only in a even louder manner. Similar to slaping your junk.
Dude, did you hear that samping?
No, i was to busy smaping myself.
by EnderFox May 15, 2012
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6
SMAP (verb) - The act of slapping a person after applying one's smegma (A whitish sebaceous secretion that collects between the glans penis and foreskin or in the vulva) to their hand.
Jeremy: I'll kick your ass!
Brian: Well I'll smap you in the fucking face.
by Fabs-n-A-dog April 30, 2009
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