A strand of a person's hair or beard that naturally curls or hangs together. Also in plural (and occasionally †in singular): a person's hair.

The hair of the head.

collective. The aggregate of hairs growing on the skin of an animal: spec. that growing naturally upon the human head; also, hairs collectively or…

The plural hairs was formerly used = the collective sense 2 Now obsolete or archaic as in grey hairs, which is also often taken not collectively.

A person's hair; the whole mass or body of this. Now chiefly in head of hair.

The hair on the summit or crown of the head; the hair of the head. Obsolete exc. Scottish.

A distinct part or appendage which forms a top to anything, a crest; the top-lock or forelock of the hair of the head; the forelock of a horse or…

A natural head of hair. Obsolete.

In various transferred uses. A ‘head’ or mass of hair.

Hair, head of hair.

A person's hair; the whole mass or body of this. Now chiefly in head of hair.

The part of the head on which the hair grows; the head as characterized by the colour or state of the hair; the scalp of a person or animal. Now ar…

A covering of hair, wool, etc., esp. when thick and matted; a fleece. Often in a fell of hair: a head or shock of hair. Also in extended use.

figurative. Covering; often humorously the hair of the head.

A maiden's or girl's hair. Obsolete. rare.

The hair of the head, a head of hair; †a wig.

Applied to substances resembling sheep's wool. offensive. The short, tightly-curled hair of people of black African descent. Also: gen. (jocularly)…

†The forelock of a horse or other animal (obsolete); a thick head of hair (in quot. 1834, of an African).

hair.

In full Barnet fair. The hair; hence, the head.

A spread or fall (of hair).