Hull cleaning is scraping growth off the underside of a boat. Book a hull cleaning, hull cleaning in the spring, due for hull cleaning.
A fouled bottom can cost a tenth of a vessel's fuel, so hull cleaning pays for itself on any long passage. It is done in a dry dock, on a slipway or by divers in the water.
1nounhull cleaningScraping growth off the underside of a boat.
“The hull cleaning added a knot to her speed.”
hull cleaning is a task.
Practised in Sea & Sailing