ONCE IN A BLUE MOON
IT'S A SMALL WORLD
A DROP IN THE OCEAN
A BLESSING IN DISGUISE
A PIECE OF CAKE
ACTIONS SPEAK LOUDER THAN WORDS
PULLING YOUR LEG
THE SPITTING IMAGE
TAKE A RAIN CHECK
SMELL A RAT
TONGUE-IN-CHEEK
THE BALL'S IN YOUR COURT
TILL THE COWS COME HOME
UNDER THE WEATHER
OVER THE MOON
Not very often.
A very small amount compared to the amount needed.
To be very pleased.
Something that is very easy to do.
If you say something tongue in cheek, you intend it to be understood as a joke, although you might appear to be serious.
Said to show your surprise that people or events in different places are connected.
Politely decline an offer, with the implication that one may take it up at a later date.
You mean that you believe they are teasing you by saying something that isn’t true.
Something that seems bad or unlucky at first, but results in something good happening later.
To recognize that something is not as it appears to be or that something dishonest is happening.
To look extremely similar to someone.
For a very long time.
It is time for someone to deal with a problem or make a decision, because other people have already done as much as they can.
Said to emphasize that what you do is more important and shows your intentions and feelings more clearly than what you say.
If someone is or feels under the weather, they feel ill.