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