Mardi Gras
US /ˌmɑːr.di ˈɡrɑː/
UK /ˌmɑːr.di ˈɡrɑː/
1.
the Tuesday before Ash Wednesday, which is celebrated as a carnival in some countries, especially in New Orleans
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New Orleans is famous for its vibrant Mardi Gras celebrations.
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Many people wear elaborate costumes during Mardi Gras.