What is the meaning of Navy?

A country's entire maritime military force, including ships and personnel.

A governmental department in charge of a country's maritime military force.

Any fleet of maritime vessels, and especially the entire fleet of any particular nationality, including vessels that are commercial, military, or both.

A dark blue colour, usually called navy blue.

Having the dark blue colour of navy blue.

Belonging to the navy; typical of the navy.

Of or relating to the nautical style.

nautical style (A classic fashion style characterized by navy blue, white, red, and black, typically featuring stripes, nautical motifs such as anchors and ropes, and gold accessories)

navy (marine forces)

Source: wiktionary.org