Question

معنی اصطلاح make a killing چیه؟

Answer 1

بدون زحمت/تلاش (زیاد) پولدار شدن / بدون زحمت مایه‌دار شدن

to earn a lot of money in a short time and with little effort.The phrase “make a killing” or “made a killing” (past tense) is used to refer to making a lot of money doing some activity – whether it’s in the stock market, through a business, or whatever that activity may be.

There are examples of the use of “make a killing”:

"I hear that Bob made a killing investing in Microsoft
stock in the 90's. He must have made 10 million dollars!"

"The fossil remains of now-extinct businesses … litter the Internet. Their founders once thought they would make a killing with their clever Web-based plans. Instead, they folded, either because nobody ever found their site or because those that did never pumped any money back in."

رجوع‌شودبه:
http://dictionary.cambridge.org/dictionary/british/make-a-killing