Entry 2 senses Webster, 1913 Delude /dĭl-o͞od'/ · De·lude · IPA /dɪˈluːd/ 01 v. t. To lead from truth or into error; to mislead the mind or judgment of; to beguile; to impose on; to dupe; to make a fool of. imp. & p. p. Deluded; p. pr. & vb. n. Deluding 1. To lead from truth or into error; to mislead the mind or judgment of; to beguile; to impose on; to dupe; to make a fool of. “To delude the nation by an airy phantom.” — Burke. 2. To frustrate or disappoint. “It deludes thy search.” — Dryden. Syn. To mislead; deceive; beguile; cajole; cheat; dupe. See Deceive.