Dictionary.com
definitions

unearned income

noun
  1. income received from property, as interest, dividends, or the like.
Compare earned income.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for unearned income

unearned income

noun
  1. income from property, investment, etc, comprising rent, interest, and dividends
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012