It's raining dogs and cats
It's raining heavily
To cost an arm and a leg
Something is very expensive
Break a leg
Means ‘good luck’
Run away
To escape
Sleep over
To stay somewhere for the night
Turn a blind eye
To ignore something that you know is wrong
To kill two birds with one stone
To solve two problems at once
To feel under the weather
To not feel well.
Ask around
Ask many people the same question
Look forward to
Be excited about the future
Beat around the bush
To avoid talking about what is important
To cut corners
To do something badly or cheaply.
Stealing someone's thunder
Taking credit for someone else achievements
Cut back on
Consume less
Show off
To act extra special for people watching (usually boastfully)
In a pickle
To be in a difficult situation
Let the cat out of the bag
To accidentally reveal a secret
The elephant in the room
A matter or problem that is obvious of great importance
Dress up
To wear nice and elegant clothes
Look down on
Think less of, consider inferior
It's all downhill from here
The situation will only get worse
Bite the bullet
Decide to do something unpleasant that you have avoiding doing
Once in a blue moon
An event that happens infrequently
Get over
Overcome a problem or situation
Put up with