murder boner

n.; An erection aroused by violence

Clubbing baby seals gives me such a murder boner!

by D. Pratt November 15, 2006

murder boner

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.

As he pulls out... he looks down and sees blood, SHIT Murder boner.

by Tonto_89 February 13, 2016

murder-boner

When you're jonesing to see a gruesome death on film, you can be said to have a murder-boner.

"What do you wanna watch? I have such a murder-boner."
"Silence of the Lambs always cures my murder-boner."

by Seeing Double November 11, 2013