Definition of "welch" in English

noun

1. A person who defaults on an obligation, especially a small one.

   • She's a welch. That watering-can isn't hers: I lent it to her three years ago.

verb

1. To fail to repay a small debt.

2. To fail to fulfill an obligation.

   • I welched. I'm a welcher. Didn't I tell you?
   • MICHAEL: Clemenza promised Rosato three territories in the Bronx after he died, and then you took over and welched.