That time of day when the sun sets / rises and the clouds and sky turn that lovely shade of pink. This term can also be used to name that color of pink. Not just the specific time.
When you are doing anal with a partner, and said partner has loosened up to the point where feces have begun their journey towards the rectum. Your "John Thomas" is being surrounded with anal butter essentially pickling your schlong. In other words, "Shit-Dickle'ing".
Man: Oh my god what is happening?
Woman: Honey, you're evolving!
Man: NooooOOOooooOOoooo!
Man: You're Shit-Dickle'ing me!