chap

Short definition from Wiktionary

Noun

1. 1
   A man, a fellow.
2. 2
   A customer, a buyer.
3. 3
   A child.
4. 4
   A cleft, crack, or chink, as in the surface of the earth, or in the skin.
5. 5
   A division; a breach, as in a party.
6. 6
   A blow; a rap.
7. 7
   The jaw.
8. 8
   One of the jaws or cheeks of a vice, etc.
9. 9
   Clipping of chapter (“division of a text”).

Verb

1. 1
   Of the skin, to split or flake due to cold weather or dryness.
2. 2
   To cause to open in slits or chinks; to split; to cause the skin of to crack or become rough.
3. 3
   To strike, knock.

Proper noun

1. 1
   Initialism of Challenge-Handshake Authentication Protocol.
2. 2
   A surname from Khmer.