do in

Definition

To kill or end; to defeat.

Example Sentences

• "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."
• "So if Sunday you're free why don't you come with me and we'll poison the pigeons in the park And maybe we'll do in a squirrel or two while we're poisoning pigeons in the park"