This woman has been jilted by her boyfriend.
An example of jilt is for a woman to reject a man as soon as she discovers he has no money.
Origin of jiltfrom jillet, diminutive of Jill
transitive verbjilt·ed, jilt·ing, jilts
Origin of jiltPossibly from obsolete jilt harlot alteration of gillot diminutive of gille woman, girl from Middle English; see gill 4.
(third-person singular simple present jilts, present participle jilting, simple past and past participle jilted)
Contracted from Scots jillet (“a giddy girl, a jill-flirt”).