(nautical, historical) A piece of small rope for steadying the steering wheel.

Synonym of tic-tac-toe

simple past tense and past participle of twiddle one's thumbs

to circle one's thumbs around one another, usually with the fingers interlaced, usually done idly while waiting or bored

present participle of twiddle one's thumbs

Third-person singular simple present indicative form of twiddle one's thumbs