1. twiddle - Noun
2. twiddle - Verb
To touch lightly, or play with; to tweedle; to twirl; as, to twiddle one's thumbs; to twiddle a watch key.
To play with anything; hence, to be busy about trifles.
A pimple.
Source: Webster's dictionaryHow can I just go and sit in the library or somewhere and twiddle my thumbs, knowing what's going to happen? I don't intend to do that, I promise you. Philip Pullman
A cinema villain essentially needs a moustache so he can twiddle with it gleefully as he cooks up his next nasty plan. Mel Brooks
He twiddled his thumbs while waiting for the interview Source: Internet
The leaves swirled in the autumn wind Source: Internet