noun

A heavy object attached to a cable or chain and used to moor a ship to the sea bottom, typically having a metal shank with a pair of curved, barbed flukes at one end.

the boat, no longer held fast by its anchor, swung wildly

verb

Moor (a ship) to the sea bottom with an anchor.

the ship was anchored in the lee of the island

moor,berth,harbour,be at anchor,tie up