What is Hbm?
1.
An acronym standing for "Hard Body Mafia," which is quite possibly the best
"Saints Row 2" Newb: "Oh shit! Who is that gang on the rival team all decked out in blue?!"
"Saints Row 2" Vet: "That'd be HBM...one of the baddest mothafucking gangs on here! You better get outta here newb!"
See
2.
Heterosexual Bar Male
The type of male that is stereotypically found in a bar where grinding, drinking, surrounding girls, and attempting to pick up, are the focus.
They are also prone to fights and obnoxious yelling.
Men who fall into this category are inexplicably identifiable outside of the bar in broad daylight.
"There are too many HBMs in this bar, I want to get out of here."
See