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

Gentle hip flexor and lower back stretches help your body relax into the supine position rather than fighting it. —Allison Palmer, Fort Worth Star-Telegram, 9 Apr. 2026

Gentle hip flexor and lower backstretches help your body settle into the position instead of fighting it. —Allison Palmer, Miami Herald, 9 Apr. 2026

Tight hip flexors limit hip extension and overload the lower back and hamstrings, so releasing them in multiple directions — not just one — helps restore the hip mobility your body needs to distribute movement properly. —Dana Santas, CNN Money, 3 Apr. 2026

These and other variations like ones involving free weights or resistance bands can also engage hip flexor, leg and butt muscles. —Daryl Austin, USA Today, 15 Mar. 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