noun

1. the part of the human face between the mouth and the eyes, having two openings and cavities behind them for breathing and smelling
2. the part that corresponds to this in animals; snout, muzzle, etc.
3. the sense of smell
4. the overall smell of a wine; bouquet
5. the power of tracking or perceiving by or as if by scent a nose for news
6. anything resembling a nose in shape or position; projecting or foremost part, as a nozzle, spout, prow of a ship, front of an airplane, etc.
7. the nose regarded as a symbol of prying or meddling to poke one's nose into another's affairs
8. Slang a police spy or informer

Etymology: ME < OE nosu, akin to Ger nase, orig. a dual, meaning “the two nostrils” < IE base *nas-, nostril > Sans nāsā, the nose, lit., pair of nostrils, L nasus, nose & naris (pl. nares), nostril

transitive verb nosed, nosing nos′·ing

1. to discover or perceive by or as if by the sense of smell
2. to touch or rub with the nose
3. to push with the nose: with aside, open, etc.
4. to make or push (a way, etc.) cautiously or slowly with the front forward the ship nosed its way into the harbor

intransitive verb

1. to smell; sniff
2. to pry inquisitively
3. to move cautiously or slowly with the front end forward