run up a tab

Translations
накапливать долг
They ran up a huge tab at the bar last night.
Они накопили огромный долг в баре прошлой ночью.
Definitions
To accumulate a bill or charges at a bar, restaurant, or similar establishment, allowing the customer to pay the total amount later rather than at the time of each individual purchase.
Words
tab

noun
вкладка
run

verb
бежать
run up

verb
набегать