1. (noun) a plug for a bunghole in a cask

• tap

2. (noun) a regulator for controlling the flow of a liquid from a reservoir

• faucet

1. (noun) a regulator for controlling the flow of a liquid from a reservoir

• cock
• stopcock
• turncock
• hydrant
• tap
• water faucet
• water tap
• mixing faucet

1. (noun) a plug for a bunghole in a cask

• plug
• stopper
• stopple

2. (noun) a regulator for controlling the flow of a liquid from a reservoir

• regulator

1. (noun) a plug for a bunghole in a cask

• tap
• tap
• tap
• tapper
• tapster