Meaning: extremely good and exciting
I traveled across the American continent, and it was off the chain
Meaning: succeed or win despite ridicule or mistrust from others
She was terminated from the company a year ago, but she had the last laugh when she was employed by the company's main competitor at double the wage
Meaning: cheerful
Even though it was storming outside, he kept his sunny disposition since he was happy-go-lucky
Meaning: to take it easy
Just lighten up! Everything will be fine
Meaning: means that laughter can help cure negative feelings such as stress, anger, worry,depression, etc
After spending several hours in good company, Martha felt her depression lifting and realized that laughter is indeed the best medicine
Meaning: very happy
She's been on cloud nine since she heard the news of her engagement
Meaning: to laugh so hard that you are not able to control yourself
The movie had everyone in the theatre in stitches
Meaning: to cry about past events that cannot be undone
While it's sad that the results have not been as good as you expected, you should now focus on moving ahead and achieving better results next time; there is no use crying over spilt milk
Meaning: a gloomy
As the things were not going well for her at work, she was feeling a bit down in the dumps