harp on one string | To dwell on a single subject with disagreeable or wearisome persistence. | Rate it: (0.00 / 0 votes) |
hold over someone's head | To harp on; to remind continuously (especially of a misstep or defeat) | Rate it: (0.00 / 0 votes) |

harp on one string | To dwell on a single subject with disagreeable or wearisome persistence. | Rate it: (0.00 / 0 votes) |
hold over someone's head | To harp on; to remind continuously (especially of a misstep or defeat) | Rate it: (0.00 / 0 votes) |