deliberately cause (someone) to believe something that is not true, especially for personal gain:I didn’t intend to deceive people into thinking it was French champagne
(of a thing) give (someone) a mistaken impression:the area may seem to offer nothing of interest, but don’t be deceived
(deceive oneself) fail to admit to oneself that something is true:it was no use deceiving herself any longer—she loved him with all her heart
be sexually unfaithful to (one’s regular partner):he had deceived her with another woman
