American Idioms – Idiom Wizard Lists Over 5,500 Idioms & Slang Descriptions

Louse-up

DEFINITION

(Old fashioned) Ruin. Accidentally create a problem. A louse is a small irritating bug, so to louse up is to create a nagging problem. (Compare to Down the toilet, Torpedo or Throw a wrench into the machinery.)

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Idiom Wizard logo

This website uses cookies. If you continue browsing you accept our use of cookies and agree to our Terms of Use and Privacy Policy. We do NOT share your information with anyone else. A Subscriber will continue to receive our messages untilĀ  you opt out.