1- Abbreviation of "Suck my clitoris". It is an expression girls use in order to ask for a cunnilingus.
2- Also an insult girls use to tell their interlocutor (male or female) to stop bothering them.
Lil Kim - Niggas ain't shit but they still can trick. All they can do for me is suck my clit.
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.