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1. Contract
   "flex a muscle"
    
2. Exhibit the strength of
   "The victorious army flexes its invincibility"
    
3. Form a curve
   "The stick does not flex"
   - bend
    
4. Bend a joint
   "flex your wrists"
   - bend
    
5. Cause (a plastic object) to assume a crooked or angular form
   "flex the rod"
   - bend, deform, twist, turn

1. The act of flexing
   "he gave his biceps a flex to impress the ladies"
    
2. [Brit] An electrical power cord

Sounds like: flecks

Derived forms: flexed, flexes, flexing

See also: flexible, flexure

Type of: change form, change shape, contract, deform, flash, flaunt, flexion, flexure, move, ostentate [archaic], parade, show off, shrink, swank

Encyclopedia: Flex