Let the cat out of the bag
To accidentally reveal a secret.
Spill the beans
To reveal a secret.
Cost an arm and a leg
To be very expensive.
Under the weather
Feeling a bit sick or unwell.
Feeling blue
To feel sad or depressed.
A wild goose chase
A futile or hopeless pursuit.
Bite off more than you can chew
To attempt to do more than you can handle.
Break a leg
Good luck!
Storm in a teacup
A lot of fuss or anger about something unimportant.
Once in a blue moon
Very rarely
Kill two birds with one stone
To achieve two things with a single effort.
The apple of my eye
Someone you love or value very much.
Give someone the cold shoulder
To ignore or treat someone in an unfriendly way.
Bite the bullet
To face a difficult or unpleasant situation with courage
Green with envy
Very jealous or envious.
Get your ducks in a row
To organize your things or get prepared
Go bananas
To go crazy or become very excited.
Pull someone's leg
To playfully tease or trick someone.
Break the ice
To break the tension in a social situation or start a conversation.
Catch someone red-handed
To catch someone in the act of doing someth
Hold your horses
To wait or be patient.
Take something with a grain of salt
To not take something too seriously or with skepticism.
Bite your tongue
To hold back from saying something you want to say.
Crystal clear
Very clear and easy to understand.
See red
To become very angry.