1. obtain (something) by devious or dishonest means.
  2. act in a devious or dishonest manner.

Example of finagle in a sentence:

  • The only way for Paul to get a better grade in his math class was for him to finagle the software program into printing the wrong grade on his report card.
  • It is sad that telemarketers will purposefully call elderly citizens to try to finagle them out of their money.