a flight of stairs or a ladder for lowering over the side of a ship for access to and from a small boat.
The property ladder, without the implication of necessarily owning the place where one lives.
A box used to raise a sunken vessel.
A lighter or barge used for loading or unloading ships.
A bridge with floating supports.
A float of a seaplane.
A card game in which the object is to obtain cards whose value adds up to, or nearly to, 21 but not exceed it.
A flat-bottomed boat or other floating structure used as a buoyant support for a temporary bridge, dock or landing stage.