Language HipWiki
Flex (slang)
Also known as Flex Meaning
In informal speech, to flex is to boast or show off.
Published Review date not recorded
In informal speech, to flex is to boast or show off.[1]
Usage
Flex can also be a noun for a display of boasting. The expression “flex on” directs the display toward another person or group. These informal uses sit alongside the word’s physical meanings of bending or tensing muscles.[1]
References
- FLEX Definition & Meaning — Merriam-Webster. Accessed October 20, 2026↩1↩2
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