profit by (something)

profit by (something)

1. Literally, to make money from something. I promise, you'll profit by this business venture. There are stacks of bills in your future.
2. To learn from some experience. Well, as long as you profit by this error, then it's not so bad, right?
See also: by, profit
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

profit by something

 and profit from something 
1. Lit. to gain money from something. You will surely profit by investing in this stock. I know I will profit from this investment.
2. Fig. to learn from something. I am sure you will profit by your unpleasant experience. Yes, I will profit from my failure.
See also: by, profit
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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