Mar ‧ di Gras /ˌmɑːdi ˈɡrɑː $ ˈmɑːrdi ɡrɑː/ BrE AmE noun [uncountable]
[ Date: 1600-1700 ; Language: French ; Origin: 'fat Tuesday' ]
the day before ↑ Lent begins, or the music, dancing etc that happen on this day in some countries
Mar ‧ di Gras /ˌmɑːdi ˈɡrɑː $ ˈmɑːrdi ɡrɑː/ BrE AmE noun [uncountable]
[ Date: 1600-1700 ; Language: French ; Origin: 'fat Tuesday' ]
the day before ↑ Lent begins, or the music, dancing etc that happen on this day in some countries
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012