(US, idiomatic) To exert effective effort; to get going; to get moving; to start producing.
He had been sitting there for two hours until the boss showed up and told him to get his ass in gear.
No comments yet — say something.
Add your own interpretation of "get one's ass in gear".
Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.