A session(meeting) with the intent of nothing but oral(lots of licking, kissing and SUCKing).
a compound word formed from:
Suck: giving oral sex
Session: A meeting with the intent of completion of a set task
Yeah, my baby and I took a little trip to the movies yesterday and it turned into an orgy! We took turns going down on each other about ten times!!! It was a beautiful Suckcession!