Idioms with their meanings

Some Useful Idioms with their meanings.

A hot potato
Speak of an issue which many people are talking about and which is usually disputed. 

A penny for your thoughts
A way of asking what someone is thinking Actions speak louder than words
People's intentions can be judged better by what they do than what they say. 

Add insult to injury
To further a loss with mockery or indignity; to worsen an unfavorable situation. 

An arm and a leg
Very expensive or costly. A large amount of money. 

At the drop of a hat
Meaning: without any hesitation; instantly. 

Back to the drawing board
When an attempt fails and it's time to start all over. 

Ball is in your court
It is up to you to make the next decision or step. 

Barking up the wrong tree
Looking in the wrong place. Accusing the wrong person Be glad to see the back of Be happy when a person leaves. 

Beat around the bush
Avoiding the main topic. Not speaking directly about the issue. 

Best of both worlds
Meaning: All the advantages. Best thing since sliced bread
A good invention or innovation. A good idea or plan. 

Bite off more than you can chew
To take on a task that is way to big. 

Blessing in disguise
Something good that isn't recognized at first. 

Burn the midnight oil
To work late into the night, alluding to the time before electric lighting. 

Can't judge a book by its cover
Cannot judge something primarily on appearance.