tiramisu n.

also tirami su, rich dessert made from coffee-soaked biscuits layered with sweet cream cheese, by 1983, from Italian tirami su, literally "pick me up." Said to have been invented 1960s by a restaurateur in the Veneto. Italian tirare "to pull, tug" is from Medieval Latin, from Vulgar Latin *tirāre, which is of unknown origin, possibly from Germanic.