1. A term applied to heterosexual male -- alluding to the supposed tendancy of a heterosexual man's dick becoming drenched with blood once inserted into a female's vagina. A term for a heterosexual male.
When Jon found out his boyfriend of ten years was actually a bloodpacker, he freaked.
I was quite relieved when I found out the cute guy who sat next to me in class wasn't a bloodpacker.