The proverb “a deal is a deal” is an old saying that emphasizes the importance of honoring agreements and respecting the terms of a contract. It suggests that when two parties enter into an agreement, they should keep their word and abide by the terms of the agreement. This proverb also implies that when a deal is made, it should not be broken, and both parties should do their best to ensure the deal is honored. The proverb can also be used to remind people that it is important to be honest and reliable when making deals.