Definition from Wiktionary, the free dictionary
- (transitive, idiomatic) To kill or end.
- By the eighth mile, I was sure that finishing the 10-mile hike would do me in.
- We very nearly did in an entire keg of beer that weekend.
- (transitive, idiomatic) To exhaust, to tire out.
- I'm off to bed. I'm completely done in.
to kill or end