Posted on December 27, 2014October 27, 2019 by Idioms Poster Kill a couple of birds with 2 stones Slightly missing the whole “efficiency” point, here’s a mess-up of Kill 2 birds with 1 stone By Wendy, Alexandra Palace Related IdiomsReal idiom: Kill two birds with one stone Post navigationPrevious post: Running on thin iceNext post: Don’t talk with your mouth open