Piće od tople vode, šećera i ruma ili konjaka (nazvano po nadimku - Old Grog - pronalazača, eng. admirala Bernona, iz sredine 18. veka, koji je svojim matrozima davao rum pomešan sa vodom). (eng.)
ETYM So named from a nickname given to Admiral Vernon, in allusion to his wearing a grogram cloak in foul weather. He is said to have been the first to dilute the rum of the sailors (about 1745).
Rum cut with water.