shrug (something) off
Definition: to ignore something or show that it is not important to you. The verb ‘shrug’ means to raise and lower your shoulders. It is used to indicate that you are not concerned about or interested in something, or that you don’t know about it.
E.g.1: I told him that it was impolite, but he just shrugged it off.
E.g.2: The company spokesperson shrugged off criticism about the environmental damage they had caused and talked about the amount of profit they had made.
This phrasal verb can be separated. (E.g. 1)