Jacob's plow Share definition Flag When having sex with a girl (or guy) doggy style, picking your partner up by the legs and shoving their face into the floor. Karen was enjoying the sex until the unexpected Jacob's Plow at the end. Jacob's plow by Andrew C.H. February 10, 2007 0 0 Get merch Get the Jacob's plow mug. Buy Now — $32.95 See more merch