1. pliable, elastic, supple. Flexible,limber,pliant refer to that which bends easily. Flexible refers to that which is capable of being bent and adds sometimes the idea of compressibility or expansibility: a flexible piece of rubber hose.Limber is especially applied to the body to refer to ease of movement; it resembles flexible except that there is an idea of even greater ease in bending: a limber dancer.Pliant stresses an inherent quality or tendency to bend that does not require force or pressure from the outside; it may mean merely adaptable or may have a derogatory sense: a pliant character.2. tractable, compliant.
early 15c., from Middle French flexible or directly from Latin flexibilis "that may be bent, pliant, flexible, yielding;" figuratively "tractable, inconstant," from flexus, past participle of flectere "to bend," of uncertain origin. Related: Flexibly.