What is Flexing?

Flexing definition and meaning on Dictionary terms:
verb (used with object)
to bend, as a part of the body: He flexed his arms to show off his muscles.
to tighten (a muscle) by contraction.

verb (used without object)
to bend.

the act of flexing.
British. any flexible, insulated electric cord; an electric cord or extension cord.Slang. an elastic band, as a garter.

Mathematics. an inflection point.


reference: https://www.dictionary.com/browse/flexing