lead astray verb3 •To cause (someone) to believe an untruth. •To misguide or misdirect.To previous resentment of the wide acceptance socially of [George] Hudson was added the venom of those whose cupidity had led them astray. — 1960 •To influence (someone) to have bad habits or to behave improperly or illegally.She was led astray by questionable companions. formsled astray · leading astray · leads astray