Definition of the life of Riley
- He's been living/leading the life of Riley.
: the quality that distinguishes a vital and functional being from a dead body
: a principle or force that is considered to underlie the distinctive quality of animate beings
: an organismic state characterized by capacity for metabolism (see metabolism 1), growth, reaction to stimuli, and reproduction
: of or relating to animate being
: using a living model
What made you want to look up the life of Riley? Please tell us where you read or heard it (including the quote, if possible).