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1. Capable of being changed
   "flexible schedules"
    
2. Able to flex; able to bend easily
   "slim flexible birches"
   - flexile
    
3. Able to adjust readily to different conditions
   "a flexible personality"
   - elastic, pliable, pliant
    
4. Bending and snapping back readily without breaking
   - whippy
    
5. Making or willing to make concessions
   - compromising, conciliatory

See also: adaptable, bendable, double-jointed, elastic, flex, flexibility, flexibleness, flexibly, limber, negotiable, on the table, pliable, pliant, spinnable, spinnbar, stretched, supple, waxy, yielding

Antonym: inflexible

Encyclopedia: Flexible