Keel

/kiːl/

Meaning & Definition

noun
The central structural member of a ship or boat, running lengthwise along the bottom and providing stability.
The ship's keel was made of solid oak, ensuring it would remain stable in rough waters.
Any of several structures resembling a keel in function or appearance.
The keel of the aircraft helped to maintain its stability during flight.
verb
To turn a ship on its side to enable the hull to dry out or to facilitate repairs.
We decided to keel the boat for the winter to perform maintenance on its hull.
To capsize or overturn.
During the storm, the yacht began to keel, throwing everyone on board into the water.

Etymology

Old English 'cēole' meaning 'ship'.

Common Phrases and Expressions

keel over
To collapse or fall suddenly.
keel to one side
To lean or tilt in a particular direction.

Related Words

hull
The outer covering of a boat or ship.
stern
The rear part of a boat.

Slang Meanings

To die.
He finally keeled over from exhaustion.
To pass out or collapse.
After drinking too much, he just keeled.