(1):
(n.) A tooth projecting beyond the rest; contemptuously, a broken or decayed tooth.
(2):
(n.) One of the secondary branches of an antler.
(3):
(n.) A stump or base of a branch that has been lopped off; a short branch, or a sharp or rough branch; a knot; a protuberance.
(4):
(n.) A tree, or a branch of a tree, fixed in the bottom of a river or other navigable water, and rising nearly or quite to the surface, by which boats are sometimes pierced and sunk.
(5):
(v. t.) To injure or destroy, as a steamboat or other vessel, by a snag, or projecting part of a sunken tree.
(6):
(v. t.) To cut the snags or branches from, as the stem of a tree; to hew roughly.