have a screw loose(redirected from screw loose)
have a screw loose
To be or seem particularly silly, eccentric, crazy, or mentally unstable. (Also worded as "have a loose screw.") That guy on the corner must have a screw loose or something, because he's been standing out there yelling obscenities at passersby all morning. My old uncle Pete has a few screws loose, but he's a really nice guy. What's the matter with you? Do you have a screw loose, or what?
have a screw looseand have a loose screw; have got a screw loose
Inf. Fig. to be silly or eccentric. He's sort of strange. I think he's got a loose screw. Yes, he has a screw loose somewhere. He wears a heavy jacket in the middle of summer.
have a screw loose
Be mentally unstable or eccentric, as in Anyone who approves that purchase must have a screw loose. This term likens a mental weakness to a machine in which a part is not securely fastened. An antonym is have one's head screwed on right; for example, She's very capable; she has her head screwed on right. [Slang; early 1800s]
have a screw looseINFORMAL
If someone has a screw loose, they are crazy. He must have a screw loose, spending that sort of money on a holiday! She looked at me as if I had a screw loose. Note: The image is of a piece of machinery that needs to be adjusted or repaired.
have a screw loosebe slightly eccentric or mentally disturbed. informal
have a ˈscrew loosebe slightly crazy: He dresses his cats up in little coats for the winter. Sometimes I think he must have a screw loose. OPPOSITE: have your head screwed on (the right way)
have a screw looseand have a loose screw
tv. to be silly or eccentric. (Have got can replace have.) He’s sort of strange. I think he’s got a loose screw. You’re talking like you’ve got a screw loose or something.
have a screw looseSlang
To behave in an eccentric or mentally deranged manner.