stand around with (one's) finger up (one's) ass
stand around with (one's) finger up (one's) ass
rude slang To stand in or around a single location, idly wasting time. Stop standing around with your finger up your ass and help me push this car off the road! A: "Tom's still just standing around with his finger up his ass." B: "Call him in here—I'll give him something nice and boring to do."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.