noun
ambulatory snack vending in a theater or stadium
Refers to vendors walking through the aisles selling snacks and drinks during intermissions or breaks at theaters, stadiums, or similar venues.
映画館で中売りのアイスクリームを買った。
I bought ice cream from an ambulatory vendor at the movie theater.
野球場の中売りはビールがよく売れる。
Beer sells well among the ambulatory vendors at the baseball stadium.