Definition of "incapable" in English

adjective

1. Not capable (of doing something); unable.

   • A pint glass is incapable of holding more than a pint of liquid.
   • I consider him incapable of dishonesty.

2. Not in a state to receive; not receptive; not susceptible; not able to admit.

   • incapable of pain, or pleasure; incapable of stain or injury

noun

1. (dated) One who is morally or mentally weak or inefficient; an imbecile; a simpleton.