strut one's stuff

Behave or perform in an ostentatious manner, show off, as in The skaters were out, strutting their stuff. This expression uses strut in the sense of "display in order to impress others." [Slang; first half of 1900s]

Common Names:

Name	Pronounced	Usage
Cyril	SIR-əl (English), SEER-əl (English), TSI-ril (Czech)	English, French, Czech, Slovak
Gu&Eth;Leifr	-	Ancient Scandinavian
Tarik	-	Bosnian, Arabic
Alecock	['ælikɔk]
Avishai	-	Hebrew
Elah	-	Hebrew, Biblical, Biblical Hebrew