Lacking the sense of hearing; insensible to sounds.Unable to hear, or to hear clearly, in consequence of some defect or obstruction in the organs of hearing; defective in ability to perceive or discriminate sounds; dull of hearing: as, a deaf man; to be deaf in one ear.Refusing to listen or to hear; unwilling to regard or give heed; unmoved or unpersuaded; insensible: as, deaf to entreaty; deaf to all argument or reason.Lacking sharpness or clearness; dull; stifled; obscurely heard; confused.Numb.Barren; sterile; blasted: as, deaf land; deaf corn.To make deaf; deprive of hearing; deafen; stun with noise.