an agreement that is not in writing and is not signed by the parties but is a real existing contract that lacks only the formal requirement of a memorandum to render it enforceable in litigation
oral contract的用法和样例:
例句
They have made an oral agreement. 他们已经达成了口头协议。
The boss only gives us an oral contract. 老板仅仅给我们口头合同。
It is common for people to believe that a contract will not be legally enforceable unless it is in writing. 人们通常认为口头合同不具备法律上强制执行的效力。