Mary Jane

US: (mâr′ē jān′)

WordReference Random House Unabridged Dictionary of American English © 2025

Mar′y Jane′, 

1. Food a small, round sponge cake, usually with a circular indentation on top, for topping with fruit, whipped cream, etc., and served as an individual portion.
2. Trademarks, Food Mary Janes, small bits of chocolate, candy, sugar, or the like, for sprinkling on ice cream;
   sprinkles.
3. Trademarks, Clothing a brand of young girls' low-heeled shoe of patent leather having across the instep a single strap that fastens at the side.

Mar′y Jane′, [Slang.]

1. Slang Terms marijuana.

Also, mar•y•jane  (mâr′ē jān′). 

• translation of Mexican Spanish marijuana, by the popular assumption that it is a compound of Spanish María and Juana