1 definition by Steve O'Rourke and Angelia LaFlamme

crack finger

Callous on the inside part of the top joint of the thumb, due to excessive flicking of your Bic. Slang common amongst suspicious psychiatrists.

Dude, my shrink accused me of having crack finger, even though he knows I'm a chain smoker.

by Steve O'Rourke and Angelia LaFlamme March 10, 2008