disˌcretionary ˈincome BrE AmE noun [uncountable]
the money remaining from your income after your bills have been paid, which can be spent on entertainment, holidays etc
disˌcretionary ˈincome BrE AmE noun [uncountable]
the money remaining from your income after your bills have been paid, which can be spent on entertainment, holidays etc
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012