unearned revenue is a noun meaning "personal income that you did not earn (e.g., dividends or interest or rent income)". It carries 2 recorded senses.
personal income that you did not earn (e.g., dividends or interest or rent income)
tax
(accounting) income received but not yet earned (usually considered a current liability on a company's balance sheet)
accounting
Definitions, synonyms and semantic relations for unearned revenue come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.