To accidentally reveal a secret.
Let the cat out of the bag
To not judge someone or something based solely on appearance.
‘You can’t judge a book by its cover’
To make a situation worse.
‘To add insult to injury’
An event that happens sometimes!
‘Once in a blue moon’
means you can enjoy two different opportunities at the same time.
Best of both worlds!
to do something badly or cheaply.
‘To cut corners’
to not feel well.
‘To feel under the weather’
Being treated the same unpleasant way you have treated others.
Getting a taste of your own medicine
An misfortune that results in something good happening later on.
A blessing in disguise’
this means that the person you’re just talking about actually appears at that moment.
Speak of the devil’
To describe exactly what is causing a situation or problem.
‘To hit the nail on the head’
Have similar views or ideas to something; be in full agree with something.
‘See eye to eye’
Something that will never happen.
‘When pigs fly’
Stop working on something that you are doing.
‘Call it a day’
To solve two problems at once
To kill two birds with one stone
To allow someone, who have been caught, to not be punished or to forgive him.
‘Let someone off the hook’
something is very expensive.
‘To cost an arm and a leg’
You have to work hard for something you want.
‘No pain no gain’
Means ‘good luck’ (often said to actors before they go on stage).
‘Break a leg
something is very easy.
‘A piece of cake’