cookroom noun2 •The galley or caboose of a ship.[…] in all their Ships (for the most Part) the Cook-rooms are built in their Forecastles, contrary to that which hath been anciently used. — 1611 •(India, historical) A kitchen or room for cookery.[…] there is a cookroom and privy in the rear of the building, the latter being connected with the hospital by a covered passage. — 1855 formscookrooms