(1):

(n.) A quick, sharp stroke, as with the beak of a bird or a pointed instrument.

(2):

(v.) To make, by striking with the beak or a pointed instrument; as, to peck a hole in a tree.

(3):

(n.) The fourth part of a bushel; a dry measure of eight quarts; as, a peck of wheat.

(4):

(n.) A great deal; a large or excessive quantity.

(5):

(v.) To seize and pick up with the beak, or as with the beak; to bite; to eat; - often with up.

(6):

(v. i.) To make strokes with the beak, or with a pointed instrument.

(7):

(v. i.) To pick up food with the beak; hence, to eat.

(8):

(v.) Hence: To strike, pick, thrust against, or dig into, with a pointed instrument; especially, to strike, pick, etc., with repeated quick movements.

(9):

(v.) To strike with the beak; to thrust the beak into; as, a bird pecks a tree.