vi to become soft and pliant.
2. supple ·vt to make compliant, submissive, or obedient.
3. supple ·adj bending to the humor of others; flattering; fawning; obsequious.
4. supple ·adj pliant; flexible; easily bent; as, supple joints; supple fingers.
5. supple ·vt to make soft and pliant; to render flexible; as, to supple leather.
6. supple ·adj yielding compliant; not obstinate; submissive to guidance; as, a supple horse.