Definitions

1. noun

The organ of smell, consisting of a cavity and an external part, in humans and many animals.

“She put her nose up to the flower to smell its fragrance.”

2. verb

To thrust or push with the nose, especially of a ship or aircraft.

“The pilot had to nose the plane down to avoid hitting the mountain.”

3. noun

A forward or projecting part, especially of a building, machine, or other object.

“The nose of the submarine broke through the surface of the water.”