lay day


noun

Commerce. one of a certain number of days allowed by a charter party for loading or unloading a vessel without demurrage.
Nautical. a day in which a vessel is delayed in port.

Origin of lay day

First recorded in 1835–45

British Dictionary definitions for lay days

lay days

pl n

commerce the number of days permitted for the loading or unloading of a ship without payment of demurrage
nautical the time during which a ship is kept from sailing because of loading, bad weather, etc