Picnic ass

1.
When a womens ass is large enough that when consumed you do not come up hungry.

2.
When a womens ass is used like a table to hold your plate of food.

1.Kelli has such a picnic ass, the last time I ate that booty I was not hungry for 2 days.
2. I went to Patty's house for dinner, she farted on my plate of hotdogs when I was using her picnic ass.