Graduating
Verb. Stepping up from one grade to another/ moving on to something better.
(Relationship)

Linda - What was it you wanted to talk to me about?

Steve - Alright, I'm graduating from your ass.

Linda - ...Graduating?

Steve - I'm moving on to your friend Lisa she's a lot better in bed than you are.

(In Real Life)

Yo my boy just graduated from his bitch and got himself a MILF