This document defines and provides examples for common English idioms and phrases including "all in your head", "all ears", "born with a silver spoon in your mouth", "by heart", "cry your eyes out", "give someone a hand", "hold your tongue", "in one ear and out the other", "keep your fingers crossed", "on the tip of your tongue", "pick someone's brains", "pull someone's leg", "blow your mind", "cost somebody an arm and a leg", "behind somebody's back", and "neck and neck".