A body of water, such as a river, channel or canal, that is navigable. / A conduit or watercourse, such as on the deck of a ship, to drain water.

(countable and uncountable) Any vessel with implements designed to move it in arbitrary direction through one or various bodies of water – a boat, ship, sea scooter, or similar vehicle.

A village in Walloon Brabant, Belgium; the site of a major military battle in 1815. / A battle fought at Waterloo, Belgium on June 18, 1815, resulting in the epic, final defeat of Napoleon Bonaparte.

Often in the term meet one's Waterloo: a notable and decisive defeat following an encounter with a powerful opponent or a problem that is too difficult.

Transported or transmitted by water. / Floating on the water; afloat.

A bed with a tough plastic mattress filled with water.

A depression in which water collects, especially one where wild animals come to drink. / (informal) A watering hole; a place where people meet to drink and talk.

Any channel, either natural or artificial, through which water flows.

The land bordering a body of water

of, pertaining to or situated on a waterside