In some extreme cases, the suffering party's skin may become significantly darker during this time.
Jim: "Oh man, I think I'm about to black out..."
Bill: "What makes you say that?"
Jim: "I just got the biggest cravin' for some watermelon, motherfucker!"
Fred: "So Bob, did you catch the game las- SHI-IT! I could definitely get me some fried chicken right now, motherfucker, mm-mmm!"
Bob: "Whoa there Fred, you just blacked out!"
adj: "I was so blackout man, everyone was wasted."
Roommate #2: OMG and when you made out with that freshman from PGP!!!!
Roommate #3: Wait, when did that happen, was I drunk??
Roommate #1: You are such a black out drunk!