drop/fall into somebody's lap
drop into (one's) lap
To be given to one or become available to one through sheer chance, rather than hard work, etc. Because she's the daughter of a CEO, I'm sure great opportunities just drop into her lap.
fall into (one's) lap
To be received unexpectedly or without effort. I didn't steal the internship from you—it fell into my lap, I swear! Your aunt has decided to get a new car, so her old one might fall into your lap.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
drop/fall into somebody’s ˈlap(informal) be obtained without any effort: A job’s not going to just fall in your lap, you know. You’ll have to go out and find one!
Farlex Partner Idioms Dictionary © Farlex 2017