twiddle one's thumbs

Be bored or idle, as in There I sat for three hours, twiddling my thumbs, while he made call after call. This expression alludes to the habit of idly turning one's thumbs about one another during a period of inactivity. [Mid-1800s]

Common Names:

Name	Pronounced	Usage
Valentine	['væləntain]
Marcos	MAHR-kos (Spanish), MAR-koos (Portuguese)	Spanish, Portuguese
Nero (1)	NEER-o (English)	Ancient Roman
Vjekoslava	-	Croatian
Santa	SAHN-tah	Italian
Hevel	-	Hebrew, Biblical Hebrew