a guilt trip
1. noun A deep feeling of guilt or remorse. I'm having a guilt trip for not being able to attend my sister's wedding.
2. verb To make others feel guilty, especially in an attempt to manipulate them. Kelly's parents were always trying to guilt trip her for not giving them grandchildren. You can't guilt trip me into donating money, I give enough to charity already.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
a ˈguilt trip(informal) things you say to somebody in order to make them feel guilty about something: Don’t lay a guilt trip on your child about schoolwork.
Farlex Partner Idioms Dictionary © Farlex 2017