A potato.
A hole in a sock.
A type of short nut (fastener) threaded on both ends.
Anything short and thick.
A piece of dough boiled in fat.
(usually in the plural) A testicle.
A dagger.
A digging fork with three broad prongs.
A tool, similar to a spade, used for digging out weeds etc.
A barking spud; a long-handled tool for removing bark from logs.