Sentence examples for you lose from inspiring English sources

The phrase "you lose" is grammatically correct and can be used in written English.
It is often used in a sentence as an imperative statement or as part of a conditional statement. Example 1: The rules of the game are simple - if you roll a double six, you win; if not, you lose. Example 2: "You should be careful not to spend all your money in one place," she warned. "Otherwise, you'll lose it all."