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flex (one's) muscle(s)

1. Literally, to contract one's muscles, especially to demonstrate their size and subsequent strength. He's so vain, flexing his muscles in the mirror whenever he thinks no one is looking. She flexed her muscles and told us not to mess with her brother again.
2. By extension, to demonstrate one's influence, power, or strength. The small but outspoken nation has been flexing its muscles lately, with a wide range of military and ballistics demonstrations. The wealthy business tycoon flexed his muscle to get the charges dropped against his son.
See also: flex

flex something out of shape

to bend something out of its normal shape. Don't flex all the hangers out of shape. We need a few in the closet. Who flexed the gate out of shape?
See also: flex, of, out, shape

flexed out of shape

Sl. very angry; bent out of shape. The boss was completely flexed out of shape. I am truly flexed out of shape.
See also: flex, of, out, shape

flex one's muscles

Show off one's strength or power, as in The boys love flexing their muscles, or The new department head has decided to flex her muscles. [Early 1900s]
See also: flex, muscle

flex your muscles


flex your muscle

COMMON If people or organizations flex their muscles or flex their muscle, they behave in a way that is intended to show that they have power and are considering using it. A pro-democracy movement is starting to flex its muscles. The miners' actions last year seem to have encouraged workers in the oil industry to flex their industrial muscle.
See also: flex, muscle

flex your muscles

give a show of strength or power.
1998 Times Mr Prescott is flexing his muscles and the City is wondering just how far he is prepared to go.
See also: flex, muscle

flex your ˈmuscles

show that you are ready and prepared to use your power, abilities, etc: He’s flexing his muscles, waiting for the day he becomes president.
Athletes flex (= stretch and tighten) their muscles before a race, a fight, a game, etc.
See also: flex, muscle

flexed out of shape

mod. very angry; bent out of shape. The boss was completely flexed out of shape.
See also: flex, of, out, shape

flex (one's) muscles

To exhibit or show off one's strength.
See also: flex, muscle
References in periodicals archive ?
The new resin has a flex modulus of 560,000 psi, tensile strength of 33,000 psi, and MVTR of 0.
F-350-HC, F-600-HC, F-1000-HC are high-stiffness resins with flex moduli above 300,000 psi.
2 percent (170,408 contracts) of FLEX Options; In-the-Money, 29 percent (103,220 contracts); and At-the-Money, 23.
Exercise Style -- FLEX Options users overwhelmingly favored the European-style (98.
With Flex 2, Adobe has listened to the needs of the development community by providing a solid framework for rapidly developing applications deployable to a majority of users," said Chafic Kazoun, chief software architect, Atellis and author of "Programming Flex 2" by O'Reilly Publishing.
Adobe Flex 2 software includes dozens of out-of-the-box components for UI, data, security, and more to help developers build applications faster.
Flash Player 9 offers Flex developers up to 10 times faster performance through ActionScript 3.
Adobe Flex and Flash technology also enable partners to extend their offerings.
In addition to its quick-turn delivery, Advanced Circuits provides valuable tools for flex board design engineers including design tips, design guidelines and flex circuit diagrams.
Flex circuits are primarily used to accommodate extremely small areas, a need that is most commonly seen in industries such as medical electronics, military, aerospace, disc drive/storage and optics.
Two of LADWP's customers won Flex Your Power Awards for outstanding efforts in Leadership and Education.
For more information on the Flex Your Power Awards, log on to www.
Ford signs Flex, and right out of the gate, he lands two vehicles on one of pop cultures most influential programs.
Already accustomed to being the brand of choice for celebrities, rap stars and athletes alike, JL Audio soon discovered that many of these same personalities take their cues from tastemakers such as Flex, who also owns a high profile car-customization shop that is often featured on Spike TV's hit program, Ride w/ Funkmaster Flex.