residual incomenoun [ C or U ]
ukusFINANCE, ACCOUNTINGincome that a person, company, or organization has left after they have paid taxes, debts, etc.:
Pension payments reduce residual income for tax purposes.
also residuals [ plural ] money that a writer or musician earns in royalty payments (= payments received for each book, etc. that is sold):
Musicians also receive residual income called royalties that are earned each time someone buys a CD.
He made a lot of money in residuals for his album last year.