[no object]  informal

– to spend more money than usual on something for yourself

• You should let yourself splurge once in a while.

— often + on

• We decided to splurge on a bottle of good wine for dinner.

— splurge noun  informal [count]

— usually singular

• • She went on a shopping splurge. [=spree]
  • This year’s big splurge [=expensive purchase] was a new car.