A child who moves out of their family's house, purportedly to get jobs and/or start their own lives, but who return shortly thereafter to live with their parents again.
As the cost of living increases and jobs become harder to find, more and more parents find that instead of having an empty nest, they have boomeranger children living with them.
by Jason Spiva November 26, 2008
1 more definition
When throwing up on the upper level of a building and the vomit lands on the bottom floor missing all decks in between
Dam Kate you boomerangered the shit out of watsons neighbors
by satcom003 February 03, 2012