Comm. [app. f. LAY v.1] One of a certain number of days allowed according to a charter-party for the loading and unloading of cargo.

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1845.  Stephen, Comm. Laws Eng. (1874), II. 141. That he will … load and unload the goods within a certain number of days (usually called lay or running days).

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1857.  C. Gribble, in Merc. Marine Mag. (1858), V. 5. Should you meet with any detention, it is the fault of your consignees, who do not trouble themselves until your lay days are expired.

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