This document defines and provides examples for common English idioms: - "When it rains, it pours" means that when one problem occurs, other problems tend to follow. - "Under pressure" refers to feeling stress or anxiety when working. - "Play it by ear" means to decide what to do based on the current situation rather than a plan. - Other idioms explained include "pulling someone's leg", "kick the bucket", "once in a blue moon", "in hot water", and "glued to". Examples are given to illustrate the meaning of each idiom.