When someone is "finessed out of" something, it means that they were tricked or manipulated into giving up or losing something that they had. There are several synonyms for this phrase, including conned, swindled, deceived, scammed, duped, hoodwinked, and bamboozled. These words all describe the action of someone taking advantage of another person's trust or naivety to gain something for themselves. It is important to be aware of these kinds of tactics so that you can avoid falling victim to them. If you suspect that you have been finessed out of something, it is essential to report the incident to the appropriate authorities.