Real Dictionary

hull
countable noun: The hull of a boat or tank is the main body of it.

Hull in American English 1
ˈCordell (ˈkɔrdɛl ) 1871-1955; U.S. statesman: secretary of state (1933-44)
the frame or body of a ship, excluding the masts, rigging, superstructure, etc.
to pierce the hull of (a ship) with a shell, torpedo, etc.
noun: the husk, shell, or outer covering of a seed or fruit
transitive verb: to remove the hull of

Hull in American English 2
seaport in Humberside, England, on the Humber estuary: county district pop. 254,000
the outer covering of a seed or fruit, as the husk of grain, pod of a pea, shell of a nut, etc.
to take the hull or hulls off (a seed or fruit)
noun: the hollow, lowermost portion of a ship, floating partially submerged and supporting the remainder of the ship

hull in British English
noun: the main body of a vessel, tank, flying boat, etc
verb: to remove the hulls from (fruit or seeds)

Hull in British English 1
noun: a city and port in NE England, in Kingston upon Hull unitary authority, East Riding of Yorkshire: fishing, food processing; two universities. Pop: 301 416 (2001). Official name: Kingston upon Hull

Hull in British English 2
noun: Cordell. 1871–1955, US statesman; secretary of state (1933–44). He helped to found the U.N.: Nobel peace prize 1945