Matching Pairs IdiomsOnline version Some idioms by Catalina Rojas Trujillo 1 Let the cat out of the bag 2 Ring a bell 3 The last straw 4 By the skin of your teeth 5 Speak of the devil 6 For donkeys years 7 Gut feeling 8 Once in a blue moon 9 Cross your fingers 10 As cool as cucumber To sound familiar The intuition that a person has about a situation or person, usually when something is not going well. To hope that things will happen in the way that you want them to It is the maximum degree that can be reached and fills patience To allow a secret to be known, usually without intending to Something you say when the person you were talking about appears unexpectedly Many years Used to describe someone who is very calm Achieve something for little Not very often