'To impose upon' definitions:
Definition of 'To impose upon'
From: GCIDE
- Impose \Im*pose"\, v. i. To practice tricks or deception. [1913 Webster]
- To impose on or To impose upon, (a) to pass or put a trick on; to delude; to cheat; to defraud. "He imposes on himself, and mistakes words for things." --Locke. (b) to place an unwelcome burden or obligation on (another person); as, she imposed on her friend to drive her daughter to school. (c) to take unfair advantage of (a person, a friendship); as, he imposed on his friendship with The Mayor to gain business. [1913 Webster +PJC]