noun Date: 1814 the winning of all the tricks in one hand of a card game (as bridge), a clean sweep or total success, a home run hit with the bases loaded, grand-slam adjective
GRAND SLAM
Meaning of GRAND SLAM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012