spigot

Short definition from Wiktionary

Noun

1. 1
   A pin or peg used to stop the vent in a cask.
2. 2
   The plug of a faucet, tap or cock.
3. 3
   A water tap: a faucet or sillcock.

Verb

1. 1
   To block with a spigot.
2. 2
   To insert (a spigot).