land in (one's) lap(redirected from landing in their laps)
land in (one's) lap
To be gained or received unexpectedly or without effort. I didn't steal the internship from you—it landed in my lap, I swear! Your aunt has decided to get a new car, so her old one might land in your lap.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
land in your lap
If something such as criticism or a problem lands in your lap, you are forced to accept it or deal with it even if it is not really your responsibility. Note: In the first four idioms, `lap' refers to the area at the top of your thighs when you are sitting down, where a child would sit. These problems have landed in the lap of Donald Jackson, an unassuming manager with little international experience. Why should this criticism land in the lap of a soldier, rather than a minister or official? Note: You can also say that something is thrown into your lap. The solution of the funding crisis should not be thrown into the lap of students. Note: Other verbs are sometimes used instead of land or throw. Few governments seem ready to pay the bill for tossing the world's problems into the UN's lap.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012