| Proboscis 1. (n.) A hollow organ or tube attached to the head, or connected with the mouth, of various animals, and generally used in taking food or drink; a snout; a trunk. 2. (n.) By extension, applied to various tubelike mouth organs of the lower animals that can be everted or protruded. 3. (n.) The nose. Thesaurus Entries antlia, beak, beezer, bill, bugle, conk, muffle, muzzle, nares, neb, nib, nose, nostrils, nozzle, olfactory organ, pecker, rhinarium, rostrum, schnozzle, smeller, snoot, snout, trunk |