Chaser gay
chaser A gay man who is not a bear, cub, or otter (slim, hairy gay man), but is sexually or romantically attracted to them. Mike is such a chaser - he spent hours today on craigslist, trolling for some papa bears in the men-seeking-men section.
Chaser or Wolf – someone who is sexually or romantically attracted to chubs or bears, but himself has a small body type. The term chaser is sometimes used in various communities to describe an outsider who is sexually attracted to people within the community.