This document discusses common English idioms that relate to parts of the body and their meanings. Some examples are "cry your heart out" meaning to cry too much, "head over heels" meaning to be madly in love, "pull one's leg" meaning to joke, and "cost an arm and a leg" meaning to be too expensive. Other idioms covered include "have one's head in the clouds" meaning to daydream, "see eye to eye" meaning to agree, "let your hair down" meaning to relax, "make my blood boil" meaning to be very angry, "lips are sealed" meaning to keep a secret, and "all ears" meaning to be fully listening.