pyjamas Play Same as pajamas.noun pluralA garment, similar to the Oriental pyjama (which see), adopted among Europeans, Americans, and other Occidentals, for wear in the dressing room and during sleep; also, a suit of drawers and blouse for such wear.nounClothes for wearing to bed and sleeping in, usually consisting of a loose-fitting jacket and trousers.nounLoose-fitting trousers worn in the Far East by both sexes.