(1):

(n.) A small isolated mass of ore, as distinguished from a continuous vein.

(2):

(n.) A protuberance; a hunch; a knob or lump; a hump.

(3):

(n.) A collection, cluster, or tuft, properly of things of the same kind, growing or fastened together; as, a bunch of grapes; a bunch of keys.

(4):

(v. i.) To swell out into a bunch or protuberance; to be protuberant or round.

(5):

(v. t.) To form into a bunch or bunches.