Meaning of the word "rake it in" in English

What does "rake it in" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

rake it in

US /reɪk ɪt ɪn/
UK /reɪk ɪt ɪn/

Idiom

to earn a lot of money very easily

Example:
With their new product, they're really going to rake it in.
The company has been raking it in since the stock market boom.