Meaning of through-hull in English:

through-hull

(also thru-hull)

adjective

  • Designating a fitting in a boat or ship which passes through the hull and is designed to admit pipes, hoses, etc.; (often) specifically designating the fitting for a sea-cock.

noun

  • A through-hull fitting.

Origin

Early 20th century; earliest use found in Motorboat. From through + hull.

Pronunciation

through-hull

/ˈθruːhʌl/