This document provides definitions for 10 common English idioms: 1) "Have an ace up your sleeve" means to have a secret advantage. 2) "All along" means from the beginning of a situation. 3) "All ears" means willing and ready to listen. 4) "All the rage" means very popular or trendy. 5) "All that jazz" means extras or additional items. 6) "All brawn and no brain" means someone who is strong but lacks intelligence. 7) "Armchair critic" means someone who criticizes without direct experience or involvement. 8) "Automatic pilot" means acting without thinking consciously. 9) "