Entry 3 senses Webster, 1913 Noggin · Nog·gin · IPA /ˈnɑɡɪn/ 01 n. A small mug or cup. 1. A small mug or cup. 2. A measure equivalent to a gill.[Prov. Eng.] 3. The head (of a person).[slang] Syn. noodle, noddle.