"Faux outrage" refers to a situation where someone pretends or fakes being upset or angry about something, even though they don't genuinely feel that way. It is a form of insincere or fake anger.
Sentences with «faux outrage»
She has a doctor fiancé (Tom Welling) and a healthy reserve of faux outrage for Travis» barbecues. (thewrap.com)
They absolutely reek of faux outrage, mock indignation and Tim Lovejoy. (shewore.com)
Mike: The whine about the cross not representing everyone is just faux outrage. (religion.blogs.cnn.com)