get ass in gear

(redirected from get tail in gear)

get (one's) ass in gear

rude slang To start being active or prepare to do something, particularly when one is inactive. I know you said you would take out the trash, but get your ass in gear and do it already! I really need to get my ass in gear and finish writing this paper—it's due tomorrow!
See also: ass, gear, get

get one's ass in gear

 and get one's tail in gear
Sl. to get moving; to get organized and get started. (Use caution.) Come on, you guys. Get moving. Get your ass in gear!
See also: ass, gear, get