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

Single-Leg Standing Clamshells and Kickback Clamshell exercises are great and efficient moves for activating the gluteus muscles and hip flexors, which are crucial to overall stability. — Mallory Creveling, Health, 9 July 2026

In one 12-week study, toe resistance exercises improved toe flexor strength by up to 36%. — Sarah Bence, Verywell Health, 7 July 2026

Viewers watched as Swindel battled with some injuries during her fourth year, including issues with her hip flexor that affected her high kicks. — Lynsey Eidell, PEOPLE, 18 June 2026

York’s hip flexor flared up, and Stewart pleaded with him to stop running. — Luca Evans, Denver Post, 8 May 2026

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