DictionaryAI

flex

FLEKS/flɛks/

Verbflexes, flexing, flexed

Noun pluralflexes

13 meanings of flex

Practice

  1. 1
    verbintransitive
    To make your muscles tight and hard so people can see how strong you are.

    He likes to flex in front of the mirror after lifting weights.

    The wrestler flexed for the cameras before the match.

    Similarpose

    Note
  2. 2
    verbslangintransitive
    To show off, especially about money, success, or skill.

    He bought new sneakers just to flex at school.

    Stop flexing. We all know you got those shoes on sale.

    Similarbrag, boast, gloat, swagger

    Note
  3. 3
    verbslangtransitive
    To show off something you have or did, like money or new clothes.

    He flexed his new phone in front of everyone at lunch.

    Don't flex your grades, because some kids studied just as hard.

    Similarflaunt, parade, display, brandish

    Oppositehide, conceal

    Note
  4. 4
    nounslangcountable
    An act of showing off, or something good enough to show off about.

    Wearing that gold watch to class was a real flex.

    Getting free tickets to the show was a big flex.

    Similarboast, brag, humblebrag

    Note
  5. 5
    verbtransitive
    To bend something, like a wire or a part of the body.

    She flexed the ruler to see how far it would bend.

    You can flex the wire into almost any shape.

    Similarbend, arch, curve, bow

    Oppositestraighten, extend

  6. 6
    verbtransitive
    To move a part of your body by using your muscles.

    Flex your foot upward and hold it for ten seconds.

    He flexed his toes inside his new boots.

    Similartense, contract, tighten, roll

    Oppositerelax

  7. 7
    verbtransitive
    To bend one of your joints again and again.

    Flex your knees a few times to warm up before the run.

    She flexed her fingers over and over until the stiffness went away.

    Similarbend, stretch, work, exercise

    Oppositeextend, straighten

  8. 8
    nouncountable
    One act of bending something or of tightening a muscle.

    He gave a quick flex of his arm to show his muscle.

    With one flex of the branch, the snow slid off.

    Similarbend, contraction, tensing

    Oppositeextension

  9. 9
    noununcountable
    The ability of something to bend without breaking.

    Like a tree branch that bends in the wind but does not break.

    These running shoes have a lot of flex in the sole.

    The fishing rod needs some flex so it won't snap.

    Similarflexibility, give, pliancy, suppleness, bend

    Oppositestiffness, rigidity

    Note
  10. 10
    nouncountable
    A bendable covered wire that carries electricity to a lamp or other machine.

    The flex on the old lamp was worn and needed replacing.

    She wrapped the flex around the iron before putting it away.

    Similarcord, cable, lead, wire

Less common meanings

  1. 11
    nounIrelandUKuncountable
    Bendable covered wire of any kind that carries electricity.

    The shop sells flex by the meter for repair jobs.

    There's spare flex in the drawer if you need to mend the lamp.

    Similarcable, wire, wiring, cord

    Note
  2. 12
    noununcountable
    Bendable tubing for moving air, usually made of plastic over a wire coil.

    Flex costs less than metal ducts, but air does not flow through it as easily.

    Workers ran flex through the attic to carry warm air to the bedroom.

    Similarducting

    Note
  3. 13
    nouncountable
    A point on a curve where the curve changes which way it bends.

    Like the middle of the letter S, where the curve switches direction.

    The graph has a flex where it stops curving up and starts curving down.

    Mark the flex on the curve before you draw the rest.

    Similarinflection

    Note

Practice

Can you tell the meanings of flex apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

From Latin flexus, which comes from a word meaning "to bend."