louse up

[ noun lous; verb lous, louz ]SEE DEFINITION OF louse up
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR LOUSE UP

There's always stuff in the way to louse up a good flight plan.

All you did was louse up a perfectly promising fracas so far as they were concerned.

She'd be shocked to her sweet little core, and she'd louse up the whole deal.

WORD ORIGIN

"parasitic insect infecting human hair and skin," Old English lus, from Proto-Germanic *lus (cf. Old Norse lus, Middle Dutch luus, Dutch luis, Old High German lus, German Laus), from PIE *lus- "louse" (cf. Welsh lleuen "louse"). Slang meaning "obnoxious person" is from 1630s. The plural lice (Old English lys) shows effects of i-mutation. The verb meaning "to clear of lice" is from late 14c.; to louse up "ruin, botch" first attested 1934, from the literal sense (of bedding), from 1931.

MORE RELATED WORDS FOR LOUSE UP

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.