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A person who is not attracted to guys or girls but just likes pets. Sort of like a bike-sexual is with bikes.
Cute Guy: Hey Britney wanna go out some time this weekend?

Britney: No, I think I'll volunteer at the humane society instead.

Cute Guy: Oh, you must be a pet-sexual.
by lksgrblsbldbstpoui;bg December 21, 2008
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