flex 1 of 3 verb ˈfleks flexed; flexing; flexes transitive verb 1 : to bend especially repeatedly

First, straighten your legs, then flex your feet. He tried to impress me by flexing his huge muscles.

1. Chiefly British Flexible insulated electric cord. 2. The act or an instance of flexing; a bending. 3. Flexibility: a schedule with a lot of flex.

to bend, move, or stretch an arm or a leg, or contract a muscle, especially in order to prepare for a physical activity to flex your fingers/feet/legs He stood on the side of the pool flexing his muscles.

In modern slang, flexing has expanded to include showing off wealth, achievements, or anything someone is proud of. It has become a common term in social media and pop culture to describe …

Jul 19, 2025 · Flexing your muscles isn’t just about looking good; it can also boost your mental and physical health by treating headaches, high blood pressure, digestive problems, and more.

Sep 15, 2025 · Are you looking to build muscle? Check out our how-to guide for tips on flexing your muscles and building mass.

Nov 25, 2025 · Discover the science behind muscle flexing, its mechanics, benefits, and how it enhances strength, tone, and overall fitness effectively.

The term 'flexing' [ˈflɛksɪŋ] refers to the act of showing off one's wealth, status, or power in an ostentatious or boastful way. It can be seen as a form of boasting or bragging, often done on social …

Idiom flex your muscles (Definition of flexing from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)