Children who move 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 boomerang children living with them.
by Sparky McSparkerson June 12, 2008
"Hey did you see Tom at that meeting the other day? He was eyeing Natalie." "Yeah! The dude was going full boomerang."
by Parker Brooks November 09, 2013
When a male is getting a blow job from the side and his penis pulls out and smacks back like a boomerang comes around and smack the giver.
I was getting a blow job while driving and my cock kept giving Missy a boston boomerang to the side of her face.
by Devilwear.com January 11, 2011
by TOPHman5000 June 13, 2020
When someone is fingerbanging a female in the vagina and moves down to fingerbang the anus and then moves back to the vagina.
by Charleswood September 01, 2020
by Shazam821 August 20, 2017
A sin boomerang is a woman of the attractive variety that is able to be recruited to acquire various objects of the self-destructive variety (such as drinks or cigarettes) from horny men typically in an environment in which imbibing is occurring. Upon acquiring the desired item, she then returns to her friend/friends to ration out the spoils.
"Dude, that party would have sucked without a sin boomerang. Those guys were being mad stingy with the Bacardi."
"Don't give that chick any cigarettes, she's definitely a sin boomerang."
"Don't give that chick any cigarettes, she's definitely a sin boomerang."
by BCKittyCat September 29, 2009