Definitions:
the main body of a ship or other vessel, including the bottom, sides, and deck but not the masts, superstructure, rigging, engines, and other fittings.

hit and pierce the hull of (a ship) with a missile

the outer covering of a fruit or seed, especially the pod of peas and beans, or the husk of grain.

remove the hulls from (fruit, seeds, or grain)

a city and port in north-eastern england, situated at the junction of the hull and humber rivers; population 263,000 (est. 2009).