A "bowner killer" is when you hear something awful or disgusting. Such as when a girl talks about her period, or if you see this incredibly ugly girl. It is also directly known as something that makes you have the opossite of a bowner..
It is also known as BK.
Girl: Today I was bleeding like a waterfall!
Boy: Dude! that was a total BK!(bowner killer)
Someone who ruins the tranquility and balance of a spot (group of friends hanging in a pre-determined place) by causing lots of awkward conversations and pregnant pauses. Basically disrupts the normally relaxed setting with their presence and/or controversial ideas.
Dave is a spot killer because he started talking about Bush and the war in Iraq. You can't bring politics into the spot. Chill subjects only!!
A vagina so rough, wild, and relentless in the goal of achieving an orgasm in the bedroom that ultimately results in penile breakage.
After his "injury" caused by Rihanna's overzealous romantic escapades, Peter banished her from his fuckbook account as a certified cock killer and ended up never fornicating with her again.
A derogatory term for a person of Jewish faith. This term is derived from the negative belief that people of Jewish faith were the ones responsible for killing Jesus Christ, even though it is known that Jesus came to Earth to be crucified for our sins.
HEY! Stop holding up the line, Christ Killer! It's not worth holding up the line for two cents!