Etymology of the word Murderboner: The name dates back to circa 800 AD when hoards of Vikings pillaged new lands. Observers of Viking raids told huge erections achieved by the warriors after killing a victim.
Alternative meaning: what your dick looks like after having sex with a girl on her period.
when you and your home boys go and hang out in the same place and go on www.youtube.com and look up the hit indie animation series “Murder Drones” - By Glitch Productions. Then you all pull down your pants, one of your home boys get out an alphabet rug. Then locate the letters on the rug: “N” and “J”. After seeing said letters, your home boys will think of the shows characters sharing the same letters as their names. Making your home boys get horny and then you all oil up and hold one hand with the other home boy with the other hand on your penis. Then you all scream “i’m murdering it!!”. Then you all ejaculate on the “N” and “J” on the rug, then who ever came first has to get in all fours and slowly lick it on the rug.