in the sea-language, as can-pump, a vessel wherewith seamen pour water into the pump to make it go.

Can-Buoy. See Buoy.

Can-Hook, an instrument used to sling a cask by the end of the staves: it is formed by fixing a broad and flat hook at each end of a short rope; and the tackle by which the cask so slung may be hoisted or lowered, is hooked to the middle of the rope.