Wiktionary
counterprejudice
n. A prejudice formed in response to another prejudice.
Usage examples of "counterprejudice".
His anti-Americanism ("the US of A is inherently moral," "President of Planet Earth," "I want you Commies to come out with your hands up") is as dated and grueling, and as much a matter of stock response, as the counterprejudices of Lord Chalfont.