A man inserts anal beads into a women’s ass and leaves them there for four day to prevent her from shitting. He will then rip it out as if it were a lawnmower releasing a fountain of shit
A Mexican lawnmower is when you insert anal beads into a women’s anus, leave it few days, and then rip them out (like pulling the cord to a lawnmower) releasing a fountain of feces all over the walls.