residual income UK US noun [C or U] FINANCE, ACCOUNTING
► income 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.
Financial and business terms. 2012.