Senses relating to someone or something small. • In full pug dog: a small dog of an ancient breed originating in China, having a snub nose, wrinkled face, squarish body, short smooth hair, and curled tail. • In full pug moth, often with a descriptive word: any geometrid moth of the tribe Eupitheciini, especially the genus Eupithecia; a geometer moth. • In full pug hood: a hood, sometimes with a short cloak attached, worn by women around the middle of the 18th century. • In full pug engine: a small locomotive chiefly used for shunting (“moving trains from one track to another, or carriages from one train to another”). • Also used as a proper name: any of various animals, such as a ferret, hare, squirrel, or young salmon. • Synonym of teg (“a sheep (originally a ewe) in its second year, or from the time it is weaned until it is first shorn”). • An ape, a monkey; also (by extension) a human child. • A fox. • A person or thing that is squat (“broad and short”). • A bun or knot of hair; also, a piece of cloth or snood for holding this in place. • A small demon; an imp, a puck, a sprite. • Senses relating to people. • Chiefly used by servants: A senior or upper servant in a household. • A mistress, or a female prostitute; also (generally, derogatory) a woman. • A term of endearment for a person, or sometimes an animal or a toy such as a doll. • A bargeman. • A cabin boy, a shipboy or ship's boy.