flexor

noun

flex·​or ˈflek-sər  -ˌsȯr 

: a muscle serving to bend a body part (such as a limb)

Examples of flexor in a Sentence

Recent Examples on the Web

For example, a PT may assess any tightness in the hip flexors, glutes, or lower back muscles as all of these areas may be putting additional pressure on your pelvic floor muscles. —Cheyenne Buckingham, SELF, 13 May 2025

In that position, your glute muscles are turned off, your blood flow is restricted and your hip flexors become shortened and tight. —Alyssa Ages, New York Times, 30 Apr. 2025

Release your hip flexors Tight hip flexors limit your ability to extend your hips, which pulls your pelvis forward and increases strain on your knees. —Dana Santas, CNN Money, 25 Apr. 2025

What’s more, giving a little specialized attention to muscles like your quads, hip flexors, and the small muscles along the sides of your butt can improve your running form and alignment, preventing or alleviating issues like runner’s knee. —Cindy Kuzma, SELF, 25 Apr. 2025

Word History

Etymology

borrowed from New Latin, from Latin flectere "to cause to go in a different direction, bend, curve" (of uncertain origin) + -tor, agent suffix

First Known Use

1615, in the meaning defined above

Rhymes for flexor

• indexer
• multiplexer

Kids Definition

flexor

noun

flex·​or ˈflek-sər 

-ˌsȯ(ə)r

: a muscle that produces flexion

Medical Definition

flexor

noun

flex·​or ˈflek-sər  -ˌsȯ(ə)r 

: a muscle serving to bend a body part (as a limb)

called also flexor muscle

compare extensor