Last One In is a Rotten Egg

Meaning of Idiom ‘Last One In is a Rotten Egg’ Last one in is a rotten egg is used by children (or by adults with humor) as a way to urge others to join in. It especially refers to jumping into water. 1Ammer, Christine. American Heritage Dictionary of Idioms]. Boston: Houghton Mifflin Harcourt, 2013. Usage This … Read more