Top Definition
A wannabe gardener who kills plants. Opposite of green thumb.
I have killed all the plants in my house. I must have a black thumb.
#green thumb #plant #pots #herbs #lawn
by Clifford D. September 13, 2006
A term for the inevitable black thumb received from pushing the ash down in a pipe
"My wife knows I started smoking again because of my black thumb, I always forget to wash it off!"
#black #thumb #thum #pipe #ash #dirty #finger #ashy #fingertip
by InsaneJoker March 27, 2015
A gang group in the south east side of Canada. Origanallly founded to herd black sheep, now help to protect the farmland.
"Man, those Black Thumbs are crazy!" Said Tommy
#black tumb #gang members #ontario black thumbs #tribal group #initiantion
by group4eveer October 16, 2012
similar to green thumb, but further than plants. everything one touches turns to shit.
WTF you break EVERYTHING. Black thumb dude.
#toss piece #piece of shit #shit head #fucktard #cunt smasher
by mark fuckin g December 22, 2010
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