on back
on (your) back
regularly criticizing you or trying to force you to do something.
My mom is always on my back about leaving my clothes lying around the house.

Opposite of: get (someone) off (your) back. Related vocabulary: on (someone's) case, get after (someone)

[TahlilGaran] English Idioms Dictionary ▲

on back
• on (someone's) back/case
making demands or criticizing someone, being an annoyance or bother to someone; constantly criticizing someone, pressuring someone
My sister is always on her daughter's back to clean up her room.

My boss has been on my back all week trying to get me to finish my monthly report.

[TahlilGaran] English Idioms Dictionary ▲

on someone's back
• on (someone's) back/case
making demands or criticizing someone, being an annoyance or bother to someone; constantly criticizing someone, pressuring someone
My sister is always on her daughter's back to clean up her room.

My boss has been on my back all week trying to get me to finish my monthly report.

[TahlilGaran] English Idioms Dictionary ▲

on one's back
adj. phr., informal Making insistent demands of you; being an annoyance or bother.
My wife has been on my back for weeks to fix the front door screen.
I can't get any work done with the children on my back from morning until night.
Jim could do a better job if his boss weren't on his back so often.
Antonym: OFF ONE'S BACK.

[TahlilGaran] English Idioms Dictionary ▲