2. a Caucasian person who gets offended on behalf of other people with no idea what it's like to be from that culture.
3. A person full of white-guilt with no sense of humour.
"Why, you're not Chinese, that's being offensist."
2. The woman was upset when she saw a picture of a religious cartoon not because it offended her, but because she might know someone that could be offended by it. She's offensist.