Have a loose screw Meaning in English
expression
التعريف
This is an informal way to say someone behaves strangely or might be a little bit crazy, as if their mind is not working quite right.
الاستخدام والفروق الدقيقة
This is informal and mildly humorous—used among friends, not in formal settings. Commonly used as "He/She has a loose screw" or "You have a loose screw." It usually suggests eccentricity, not serious mental illness. Don't use it to describe someone with serious psychological conditions.
جمل نموذجية
I think Tom has a loose screw because he talks to his plants every day.
basic
Mary must have a loose screw to wear a coat in summer.
basic
People say my uncle has a loose screw because he collects rubber ducks.
basic
You seriously have a loose screw if you think that's a good idea.
natural
Don't listen to him—he has a loose screw sometimes.
natural
My brother's always coming up with wild plans. I guess he just has a loose screw.
natural