flex one's muscles

Display physical power

To flex one's muscles is literally to contract and display them, as a bodybuilder might.

Figuratively, it means to demonstrate power or capability, often as a warning or show of strength: The company flexed its muscles by acquiring three competitors in one month.

Russia flexed its muscles along the border.

Related

influence · making a statement · dominance · authority · prowess · confidence · physical exertion · intimidation · capability · saber-rattling · rattle one's saber · weightlifting · fitness training · athletic performance · calisthenics · control · superiority · mastery

Opposites
physical tension

flex one's musclesrelax

Become less tense

go limp · unclench · loosen up · let go · slacken

power display

flex one's musclesback down

Withdraw from a stance

submit · capitulate · concede · yield · defer

assertiveness

flex one's musclesstand down

Withdraw from readiness

back off · retreat · withdraw · shrink back · cower

Family

flex, muscle, flexed, flexing, flexes, flexible, flexibility, inflexible, flexor

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Positive · Everyday, not technical · Rated G