Matching Pairs Idiomatic Expressions Online version Idioms and their meaning by Gloria Reyes 1 Break a leg. 2 Blessing in Disguise. 3 All ears. 4 Wanted like a bad penny. 5 Being blue. 6 Laying low. 7 Add fuel to the fire. 8 It is raining cats and dogs. Something that appears bad at first but ends up having good results. Not to draw attention to yourself. Good luck When someone really wants to hear about something. When someone makes a bad situation worse. It is raining heavily. Being unwanted. Being sad.