illusory contract

[/ɪˈluːzəri ˈkɒntrækt/]
nounpl: illusory contracts
contrato ilusório
1. A purported agreement that lacks essential terms or mutual assent, making it unenforceable because it does not create a binding legal obligation
The agreement was deemed an illusory contract because one party retained the unilateral right to cancel at any time without cause.
O contrato foi considerado ilusório porque uma das partes mantinha o direito unilateral de cancelamento a qualquer momento sem justificativa.
2. A contract in which one party's promise is illusory or conditional upon their sole discretion, rendering the contract void for lack of consideration
The employment contract was an illusory contract since the employer could terminate without notice and without penalty.
O contrato de trabalho era ilusório, pois o empregador poderia rescindir sem aviso prévio e sem penalidade.
In both Brazilian and American legal systems, the concept of illusory contracts is fundamental to contract law. Courts scrutinize agreements to ensure both parties have made genuine, binding promises. In Brazil, this concept is particularly important in consumer protection and employment law, where stronger regulations protect workers and consumers from one-sided, illusory agreements. The doctrine reflects the principle that contracts require mutual consideration and genuine assent from both parties.
Synonyms / Sinônimos
unenforceable contractillusory promisevoidable contractcontract lacking consideration
Antonyms / Antônimos
binding contractenforceable contractvalid contractbilateral contract

Regional Variations

General Brazilian Portuguese
contrato ilusório
Standard legal terminology used in Brazilian contract law and courts
São Paulo
contrato ilusório / contrato aparente
Both terms used interchangeably in commercial and corporate legal practice
Portugal
contrato ilusório / contrato aparente
Legal terminology consistent with Portuguese civil law tradition

Related Words

considerationmutual assentcontract formationvoid contractvoidable contractunilateral contractcontract law

Related Idioms & Phrases

all smoke and mirrors
not worth the paper it is printed on
empty promise
illusory consideration
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