up and down : moving ones mouth up and down around a hot guys large and cummy penis, or:
a male licking a female's big and yummy tits/nipples;
also makes people horny
- I sucked his hard cock up and down,all night long.
- I loved sucking her hard horny nipples on those big and juicyboobs.
A festival of sucking (oral sex) no one is quite sure how many or what type of people constitute a suckfest, the only sure thing we know is that it involves much confusion.
Oh man...I was f-ed up last night. I drank a handle of warm Mr. Boston gin and had a suckfest in the laundromat with a couple of homelesspeople.