Webster's Revised Unabridged Dictionary · 1913

Chap

Chap (chap or chop) , transitive verb

[See Chop to cut.]

1.
To cause to open in slits or chinks; to split; to cause the skin of to crack or become rough.
Then would unbalanced heat licentious reign, Crack the dry hill, and chap the russet plain. — Blackmore
Nor winter's blast chap her fair face. — Lyly
2.
To strike; to beat. [Scottish]

Chap , intransitive verb

1.
To crack or open in slits; as, the earth chaps; the hands chap.
2.
To strike; to knock; to rap. [Scottish]

Chap , noun

[From Chap, v. t. & i.]

1.
A cleft, crack, or chink, as in the surface of the earth, or in the skin.
2.
A division; a breach, as in a party. [Obsolete]
Many clefts and chaps in our council board. — T. Fuller
3.
A blow; a rap. [Scottish]

Chap (chop) , noun

[Old English chaft; of Scand. origin; compare Icel kjaptr jaw, Swedish Kaft, Dutch kiaft; akin to German kiefer, and English jowl. Compare Chops.]

1.
One of the jaws or the fleshy covering of a jaw; -- commonly in the plural, and used of animals, and colloquially of human beings.
His chaps were all besmeared with crimson blood. — Cowley
He unseamed him [Macdonald] from the nave to the chaps. — Shakespeare
2.
One of the jaws or cheeks of a vise, etc.

Chap (chap) , noun

[Perh. abbreviated from chapman, but used in a more general sense; or compare Danish kiaft jaw, person, English chap jaw.]

1.
A buyer; a chapman. [Obsolete]
If you want to sell, here is your chap. — Steele
2.
A man or boy; a youth; a fellow. [Colloquial]

Chap , intransitive verb

[See Cheapen.]

To bargain; to buy. [Obsolete]