What is Hbp - Hot By Proxy?
1.
When a girl makes herself seem more attractive by hanging around with ugly and/or fat "friends".
Bob: Man, I thought that chick was so hot, but without her friends, she's fugly.
Joe: Yeah man, she's HBP - Hot By Proxy.
See
2.
Being "hot", attractive, or sexy just because of a race
Bob: "Check out my date... you think she's hot?"
Tom: "Dude, she's Asian!! She's HBP - hot by proxy!"
See