Synonyms of twiddle one's thumbs in English:

twiddle one's thumbs


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See UK English definition of twiddle one's thumbs

phrase

1‘we've been sitting here twiddling our thumbs all afternoon’

SYNONYMS
have nothing to do, kick one's heels, do nothing, be idle, be unoccupied, sit around, kill time, waste time
informal hang around, hang round, hang about