LINK / CITE ADD TO WORD LIST. noun. The definition of a compromise is when two sides give up some demands to meet somewhere in the middle. An example of compromise is a teenager wanting to come home at midnight, while their parent wants them to come home at 10pm, they end up agreeing upon 11pm.
Promise. A promise is a commitment by someone to do or not do something. As a noun promise means a declaration assuring that one will or will not do something. As a verb it means to commit oneself by a promise to do or give. It can also mean a capacity for good, similar to a value that is to be realized in the near future.
A pledge is basically very serious formal promise. You can pledge allegiance to your country, you can pledge to keep a secret, and you can pledge a sum of money to a cause. Pledge can be used as both a noun and a verb. As a noun, it can be a solemn promise you've made. Or even the person who makes that promise, like the freshman pledges who take an oath to join a fraternity in college. As a verb, it describes the act of promising.