louse up

verb

loused up; lousing up; louses up

transitive verb

: foul up, snarl

intransitive verb

: to make a mess

Synonyms

• blunder
• boob [British]
• err
• flub
• fluff
• foul up
• fumble
• goof (up)
• mess (up)
• screw up
• slip up
• stumble
• trip

Examples of louse up in a Sentence

everything is riding on this project, so we can't afford to louse up

I loused up the wallpapering job in the bedroom—the seams show too much.

Word History

First Known Use

1934, in the meaning defined at transitive sense

Kids Definition

louse up

verb

(ˈ)lau̇-ˈsəp

: bungle