noun

• A small mug, cup or ladle; the contents of such a container.
• (dated outside dialects) A small measure of spirits equivalent to a gill.
• (slang) The head.
• (biochemistry) A signalling molecule involved in embryo development, producing large heads at high concentrations.
• Alternative form of nogging (“horizontal beam”) [(carpentry) A horizontal beam used in the construction of a building, especially to strengthen upright posts.]