A protuberance on the face housing the nostrils, which are used to breathe or smell.

A snout, the nose of an animal.

The tip of an object.

The bulge on the side of a piece of a jigsaw puzzle, that fits into the hole of its adjacent piece.

(horse racing) The length of a horse’s nose, used to indicate the distance between horses at the finish of a race, or any very close race.

A perfumer.

The power of smelling.

Bouquet, the smell of something, especially wine.

The skill in recognising bouquet.

(by extension) Skill at finding information.

(architecture) A downward projection from a cornice.

(slang) An informer.

(intransitive) To move cautiously by advancing its front end.

(intransitive) To snoop.

(transitive) To detect by smell or as if by smell.

(transitive) To push with one's nose; to nuzzle.

(transitive) To defeat (as in a race or other contest) by a narrow margin; sometimes with out.

(transitive) To utter in a nasal manner; to pronounce with a nasal twang.

(transitive) To furnish with a nose.

(transitive) To confront; be closely face to face or opposite to.