amounting to nothing; unprofitable; futile:
a sleeveless errand.
noun 1. a fitted sleeve or cover worn on the forearm for warmth or to protect a shirt sleeve.
noun, British. 1. cuff link.
- Sleeve notes
plural noun 1. the printed information on a record sleeve US equivalent liner notes
noun 1. an intake or exhaust valve for an engine, consisting of one or more sleeves reciprocating within a cylinder, so that ports in the cylinder and in the sleeves are opposed at regular intervals to open the valve. sleeve valve noun 1. (in an internal-combustion engine) a valve in the form of a thin […]