Top definition
The entire category of various sketchy qualities and actions.
1. Public drunkeness, DUI, DWI, exhibitionism, public nudity, drug dealing.

2. I am sick and tired of Ray and his sketchism. Look at him grope that teenager!
by The SARS Volta July 17, 2005
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2
Crazy, Insane, out of control or Wild or Ruined, Something that started out well but got out of hand is a Sketchism! Generally related to alcohol.
Dude, that weekend was sketchism, how did the midget get up in that tree, and where are my clothes!?
by partyondudes September 28, 2009
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