To seek or strive for the same thing as another; enter into competition or rivalry; vie: with for before the thing sought and with before the person or thing rivaled.In political economics, to engage in rivalry in the sale or purchase of a commodity or service; also, figuratively, of a commodity or service, to be open to choice as against some other commodity or service. Thus iron is said to compete with stone in the construction of buildings; water routes compete with railways in the handling of traffic.