noundialect British, Scottish
One's grandmother. More generally: an old woman.
Early 16th century (in an earlier sense). Origin uncertain; probably a variant of mammy.
nounmilitary slang, historical
A German trench mortar used in the First World War (1914–18); the bomb discharged by it.
Early 20th century; earliest use found in King's. Shortened from German Minenwerfer minenwerfer. Probably influenced by the female forename Minnie.