1 a large measure of whisky; a small drink of whisky; a double 20-.
2 any alcoholic drink: The old woman loved her dram – it was Special Brew [Carlsberg Special Brew proprietary name for a type of strong lager.] she drank. 20-. etymology: Scots ‘a small drink of liquor’ la16-; in modern Scots usage a dram is nearly always whisky and is two standard 35 ml measures, a ‘double’; attested by JS, SS, BS in TDITA, BW and DW