Definition: Counterappeal is a legal concept in contract law that refers to an alternative offer made by one party to another, which is not accepted or rejected as a rejection of the original offer. This can be seen as a way for the counterofferor to seek a better deal than the original offerer offered, often in order to prevent their own offer from being rejected outright. In contract law, it's important for both parties involved in a contract to understand and comply with the rules regarding counterappeals