strut one's stuff

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]
See also: strut, stuff
References in periodicals archive ?
This means that the ability to strut one's stuff on two legs has likely evolved several times among different types of animals.