General Idioms
Spill the beans
Meaning: to tell the secret
I’m feeling blue
Meaning: to feel sad
In the bag
Meaning: will definitely happen
Take it easy
Meaning: calm down
Beating around the bush
Meaning: not discussing what is important/procrastinating
The last straw
Meaning: the last thing that causes everything to fail
Draw the line
Meaning: the point where you decide not to do something
Spur of the moment
Meaning: to make a random decision
Hands down
Meaning: for certain the right answer
Gone off track
Meaning: forgot about your future goal
Idioms
Hang out
Meaning spend time with a friend
Have stumbled upon
Meaning to accidentally discover something
Hit the books
Meaning to study
Hold your horses
Meaning wait/calm down
How’s it going?
Meaning How are you?
I made a key decision
Meaning make an important decision
I was knocked on my heels
Meaning I was surprised
I’ll toss it around
Meaning to casually suggest an idea to people
I’m feeling blue
Meaning to feel sad
I’m out
Meaning I'm leaving