from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To bend (something pliant or elastic).
- transitive v. To bend (a joint).
- transitive v. To bend (a joint) repeatedly.
- transitive v. To contract (a muscle, for example).
- transitive v. To move by muscular control: "Sandy flexes his brow characteristically” ( Scott Turow).
- transitive v. To exhibit or show off the strength of: "They had spent six years since the lightning Six Day War flexing their invincibility” ( Howard Kaplan).
- intransitive v. To bend: "His hands flexed nervously as he spoke” ( Mary McCarthy).
- n. Chiefly British Flexible insulated electric cord.
- n. The act or an instance of flexing; a bending.
- n. Pliancy; flexibility: "'Resolution' has none of that modern flex we favor, with generous, built-in amounts of 'maybe'” ( Melvin Maddocks).
- idiom flex (one's) muscles Informal To exhibit or show off one's strength.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Flexibility, pliancy.
- n. The act of flexing.
- n. Any flexible insulated electrical wiring.
- n. A point of inflection.
- v. To bend something.
- v. To repeatedly bend one of one's joints.
- v. To move part of the body using one's muscles.
- v. To tighten the muscles for display of size or strength.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To bend.
- n. Flax.
from The Century Dictionary and Cyclopedia
- To bend; make a flexure of: specifically said in anatomy of the action of any flexor muscle.
- n. An obsolete variant of flax.
- n. A point of contrary flexure or a point of inflexion.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. contract
- v. cause (a plastic object) to assume a crooked or angular form
- v. form a curve
- n. the act of flexing
- v. bend a joint
- v. exhibit the strength of
Latin flectere, flex-, to bend.(American Heritage® Dictionary of the English Language, Fourth Edition)