Definition of Unless

used to show an exception

Examples of Unless in a sentence

Unless you turn in your homework, you will not pass this course.  🔊

The attorney is prepared to take the case all the way to trial unless a plea deal is struck.  🔊

Unless you pay your fee by tomorrow, you will not be allowed to attend camp.  🔊

Unless there has been a change in the forecast, it will rain all of tomorrow afternoon.  🔊

The girl cannot attend the rated R movie unless someone over 18 goes with her.  🔊

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