HSOB Share definition Flag Horny Son of a Bitch - to be a Horny Son of a Bitch. Horn Dog, Horny male for bitches. Man, the bitch is hot, I am a HSOB. I am a HSOB, I need to fuck. HSOB by I B HSOB August 5, 2011 0 0 Get merch Get the HSOB mug. Buy Now — $32.95 See more merch