twiddle your thumbs
idiomPart ofthumb
twiddle your thumbs — idiom
1. to do nothing useful while waiting for something to happen; to waste time idly.
1.慣用語
釋義
to do nothing useful while waiting for something to happen; to waste time idly.
例句
The staff sat twiddling their thumbs while the computer system was down.
I hate twiddling my thumbs in meetings when there is real work to do.