A phrase meaning "whatever" and meant to demonstrate apathy towards another person/place/thing. Derived from an internet rap hit which depicted the large size of a number of female celebrities' breasts.
"Dude, can I get the room tonight, I gotta bang this bitch."
"C cups D cups man, I don't care."
To drink an obscene amount, to the point where you're completely tore down and will most likely end up with a woman is tore up.
Louis: "Oh man! Last night I was blazed out of my mind, not to mention I was filling cups like double D's."
Mike: "No kidding. I couldn't believe you went off with that dirty cheese hog beast-woman. She looked like a cross between a 10 dollar crack whore and a broke down parasite-infested sumo wrestler."
Louis: "Well I guess that explains why it itches."
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.