Taking an SC turn 

When a conversation takes a nasty or dark turn.

"I like babies, they're cute."
"They're even cuter when I'm eating their guts..."
"...well this conversation is taking an SC turn."

Taking an SC turn by Pandoricai March 19, 2013

Taking an SC turn 

Using dark, sharp, or otherwise unpleasant statements or retorts in the course of a conversation.
Named after a person who commonly does the aforementioned.

Dan: "Oh I hate Jane."
Tony: "Why man? She seems fine to me."
Dan: "Nah mate, she keeps taking an SC turn each time I try to talk to her."

Taking an SC turn by Moriquendi March 19, 2013