An agreement by which one undertakes an express performance without receiving any express promise of performance from the other.

A contract in which a promise is exchanged for an act or forbearance.

A promise for an act or an act for a promise, a single enforceable promise. E.g., X promises Y $15 if Y will wash his car. Y washes the car. X's promise, now binding, is a unilateral contract.

A distinguishing characteristic of a life or health insurance agreement in that only the insurance company pledges anything. The policyowner doesn't even promise to pay premiums and only the insurance company can be sued for breach of contract.

a one-sided agreement whereby you promise to do (or refrain from doing) something in return for a performance (not a promise)

a one-sided contract in the sense that only one side makes a promise, and the other side performs an act for which the promise was given

a one-way agreement where the seller is obligated to sell but the buyer is not obligated to buy

a promise for an act and the acceptance by each party to the performance of the objectives therein set out

a promise made by one party, which will induce another party to act

A contract in which only one of the parties is required to perform, such as an option contract. The optionor must sell if the optionee exercises the option, but the optionee is not required to buy.

A contract in which one party is bound by another to do something. If the second party chooses to exercise the contract, the first party must perform any contractual obligations that party may have. If the second party chooses not to exercise the contract, the first party is released from any contractual obligations.

A contract in which the promises of one party are contingent upon the performance of the other party (e.g. money due when services are performed)

A contract where only one party is obligated to perform under the terms of the agreement.

A legal contract in which only one party makes any legally enforceable promises. A life insurance policy is a unilateral contract since the insurer writes the contract and makes future promises and the insured pays the premium in exchange for such considerations.

An agreement in which one individual or business agrees to do or not do something in return for the actual performance of another person or business.

A contract such as an insurance policy in which only one party to the contract, the insurer, makes any enforceable promise. The insured does not make a promise but pays a premium, which constitutes his part of the consideration.

A term used to refer to a contract where the insurer is legally liable to only one part.

An agreement to exchange payment for services, where payment becomes due only once the service has been successfully performed. A listing agreement for the sale of real property may be a unilateral contract.

A one-sided contract wherein one party makes a promise so as to induce a second party to do something. The second party is not legally bound to perform; however, if the second party does comply, the first party is obligated to keep the promise.

A contract that binds only one party and is accepted by performance. An option agreement is an example of a unilateral contract. V.A.—Veteran´s Administration.

A contract in which one party makes an obligation to perform without receiving in return any express promise of performance from the other party, such as an open listing contract, where the seller agrees to pay a commission to the first broker who brings in a ready, willing and able buyer.

A contract having promises by one party only.

An agreement in which one party promises to pay consideration for the performance of an act by another party. The party promising to pay consideration is not legally obligated to act unless the party promising to perform the agreed-to act actually performs. An open or general listing is a unilateral contract. Under this contract the property owner is only obligated to pay a commission to the broker who is the efficient and procuring cause of the sale. More than one broker may be employed and the owner is not obligated to pay anyone a commission if the owner personally sells the property.

A one-sided contract. If one party makes a promise to do something, the second party is not legally required to perform. If the second party does comply, however, the first party is obligated to keep its promise.

When one party makes a promise, and the other party, who made no reciprocal promise, may still be obligated by law or be given consideration.

A promise in exchange for an act; accepted by the offeree's performance.

One-sided contract where, even if one party makes a promise, the second party is not legally required to perform, but may do so, thus obligating the first party.

Considered a one-sided contract; it is an exchange of a promise for an act. If the second party does the act, then the first party must keep his promise.

contract where one-sided performance or consideration is given in exchange for a promise from the other party, as an Insurance Company promises to provide coverage over the policy period for the premium payment.