Any sharp protuberant part of an object, which may catch, scratch, or tear other objects brought into contact with it.
A tooth projecting beyond the others; a broken or decayed tooth.
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.
To catch or tear (e.g. fabric) upon a rough surface or projection.
To damage or sink (a vessel) by collision; said of a tree or branch fixed to the bottom of a navigable body of water and partially submerged or rising to just beneath the surface.
(fishing) To fish by means of dragging a large hook or hooks on a line, intending to impale the body (rather than the mouth) of the target.
