considerationcon·sid·e·ra·tion /kənˌsɪdəˈreɪʃən/ noun [countableC, uncountableU] LAW something of value given by one person or group signing a contract in exchange for something given by the otherThe rent-free period is consideration for the tenant’s building work.
The seller transfers the property in goods to the buyer for a money consideration, called the price.
The guarantee was void as having been made for an illegal consideration (=payment that was against the law).