delude, deluded 1. To disappoint or deprive of by fraud or deceit; to defraud of. 2. To befool the mind or judgment of, so as to cause what is false to be accepted as true. 3. To bring by deceit into a false opinion or belief; to cheat, to deceive, to beguile; to impose upon with false impressions or notions. 4. Etymology: from Latin deludere, 't... Found on http://www.wordinfo.info/words/index/info/view_unit/1214/