Meaning of the word "those who play at bowls, must look out for rubbers" in English

What does "those who play at bowls, must look out for rubbers" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

those who play at bowls, must look out for rubbers

US /ðoʊz huː pleɪ æt boʊlz, mʌst lʊk aʊt fɔːr ˈrʌbərz/
UK /ðəʊz huː pleɪ æt bəʊlz, mʌst lʊk aʊt fɔː ˈrʌbəz/
"those who play at bowls, must look out for rubbers" picture

Idiom

those who choose to take risks or engage in competition must be prepared to accept the consequences or difficulties that come with it

Example:
If you're going to start a price war with your competitors, remember that those who play at bowls, must look out for rubbers.
He lost a lot of money on the stock market, but those who play at bowls, must look out for rubbers.