Top definition
The stupid and embarrassingly lame things people draw on bathroom stalls, walls, desks, picnic tables etc. Includes Conversations, drawings and jokes.
Gaffetti is any one of these and more, drawn or carved into public places:

4:20, Pot Leaves, Swastikas, Penises, Crappy Gang Signs, Crude Drawings, Conversations.
by CobbySquared July 07, 2011
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