(informal)
she fell for John : FALL IN LOVE WITH, become infatuated with, lose one's heart to, take a fancy to, be smitten by, be attracted to; informal fancy, have the hots for.
she won't fall for that trick : BE DECEIVED BY, be duped by, be fooled by, be taken in by, believe, trust, be convinced by; informal go for, buy, swallow (hook, line, and sinker).
2192; headword