to harp on; to remind continuously (especially of a misstep or defeat)

English - English

Definition of to harp on; to remind continuously (especially of a misstep or defeat) in English English dictionary

hold over someone's head

I get one parking ticket and he holds it over my head for six months.

Hyphenation

to harp on; to re·mind con·ti·nu·ous·ly (especially of a mis·step or defeat)