Pronunciation: (spig'ut),[key] —n. 1. a small peg or plug for stopping the vent of a cask.
2. a peg or plug for stopping the passage of liquid in a faucet or cock.
3. a faucet or cock for controlling the flow of liquid from a pipe or the like.
4. the end of a pipe that enters the enlarged end of another pipe to form a joint.