Memory Idioms 2Version en ligne Players will try to match the idiom with it's meaning. par Lunarn Smith Burn the midnight oil Good idea or invention Hold your horses Let the cat out of the bag Happens very rarely; uncommon Once in a blue moon Work until late at night Can’t stay calm (relax) because you’re nervous Very expensive Let sleeping dogs lie Wait and be patient Ants in one’s pants Cost an arm and a leg Tell a secret It’s not hard. It’s not rocket science Don’t start problems or cause trouble Best thing since sliced bread