In`suf*fi"cient (?), a. [L. insufficiens, -entis. See In- not, and Sufficient.]

1. Not sufficient; not enough; inadequate to any need, use, or purpose; as, the provisions are insufficient in quantity, and defective in quality. "Insufficient for His praise." Cowper.

2. Wanting in strength, power, ability, capacity, or skill; incompetent; incapable; unfit; as, a person insufficient to discharge the duties of an office.

Syn. -- Inadequate; scanty; incommensurate; unequal; unfit; incompetent; incapable; inefficient.

• not sufficient