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WordReference Random House Learner's Dictionary of American English © 2024flex1 /flɛks/USA pronunciation v. - to bend, as a part of the body: [~ + object]I needed to flex my legs after the long drive.[no object]My fingers wouldn't flex.
- Physiology to tighten (a muscle) by contraction:[~ + object]He flexed his biceps.
See -flex-.-flex-, root. - -flex- comes from Latin, where it has the meaning "bend.'' It is related to -flect-. This meaning is found in such words as: circumflex, flex, flexible, reflex, reflexive.
WordReference Random House Unabridged Dictionary of American English © 2024flex1 (fleks),USA pronunciation v.t. - to bend, as a part of the body:He flexed his arms to show off his muscles.
- Physiologyto tighten (a muscle) by contraction.
v.i. - to bend.
n. - the act of flexing.
- [Brit.]
- British Termsany flexible, insulated electric cord;
an electric cord or extension cord. - British Terms[Slang.]an elastic band, as a garter.
- Mathematicsan inflection point.
- Latin flexus act of bending, equivalent. to flect(ere) + -tus suffix of verb, verbal action
- Latin flexus, past participle of flectere to bend, turn; (noun, nominal)
- (adjective, adjectival) 1515–25
- Informal Termsflexible:a flex program of workers' benefits.
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