meal ticket

• 1. 

  N-SING If you say that something or someone is a meal ticket, you mean that they provide a person with money or a lifestyle which they would not otherwise have. 饭票; 提供生活来源的人或物 [usu 'a' N]

  例：

  His chosen field was unlikely to be a meal ticket for life.

  他选的这一行当是不可能赖以为生的。

  例：

  I don't intend to be a meal ticket for anyone.

  我不想给任何人当饭票。