deal breaker

or deal-break·er

or deal·break·er

[ deel-brey-ker ]

noun
  1. an aspect, condition, or item that would not be accepted by a party to a business transaction or political deal: Prior to committing to a partnership, the corporation needs to have a clear vision of deal breakers versus where they are willing to be flexible.

  2. something that would cause a person to abandon a plan, mutual arrangement, agreement, or relationship: Sorry, but entering into marriage with a partner who has hefty debt or terrible credit is definitely a deal breaker.

Origin of deal breaker

1
First recorded in 1975–80; deal1 + breaker1

Words Nearby deal breaker

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use deal breaker in a sentence