"Sleight of mind" is not a commonly recognized or widely used term. However, it could be understood as a play on the term "sleight of hand," which refers to the skillful and deceptive manipulation of objects, typically associated with magic tricks performed by magicians.
If we extend the concept to "sleight of mind," it could imply the skillful manipulation or deception of one's thoughts, perceptions, or beliefs. In other words, it might refer to techniques or methods that influence the mind or thoughts in a clever or cunning manner.
The phrase "sleight of mind" is not a standard psychological or scientific term, and there is no specific widely-accepted definition or application for it in academic or professional contexts. However, it could be used informally to describe psychological manipulation or persuasion techniques used to influence people's thoughts, opinions, or decision-making.
It's essential to approach such concepts with critical thinking and ethical consideration, as any form of manipulative influence on people's minds raises questions of integrity and respect for individual autonomy. Open and honest communication is always preferable to any form of deception or manipulation in interpersonal interactions.