sketch monster

some one who does or says sketchy things. overly sketchy, suspicious.

ruby: OMG guess what matt told me last night?
catherine: what?
ruby: he said we should go to the woods at night
catherine: what a sketch monster!

by candycanelegs September 3, 2012

sketch monster

Someone who is doing something wrong and is being obvious or looking guilty.

Somone is dealing crack in front of a cop. "look at that sketch monster!"

by carla and tracy November 13, 2007