1. To display in order to impress others. Sometimes used with out:Don't strut out your resume until you have more accomplishments to list.2a. To provide (a structure) with a strut or struts. b. To brace or separate with or as if with a strut.
NOUN:
1. A pompous, self-important gait. 2. A structural element used to brace or strengthen a framework by resisting longitudinal compression.
IDIOM:
strut (one's) stuffSlang To behave or perform in an ostentatious manner; show off.
ETYMOLOGY:
Middle English strouten, to stand out, from Old English strtian, to stand out stiffly. See ster-1 in Appendix I.