A Penisula is a dick shaped piece of land surrounded by water on the majority of its border, while being connected to a mainland from which it extends out.
"Yo bro, I'm spring breakin' on the tip of the Penisula of Florida"
"Hey man I'm visiting my girlfriend at the tip of the Cape town Penisula"
When a girl receives 3 dicks in 3 different places which usually consist of the mouth, the pussy, and the asshole but can also include the ear or the belly button
Chris: Did you hear about Lauren last night?
Ben: No, what happened?
Chris: She got Human Peninsula'd.
Ben: By who?
Chris: Billy took the mouth, Jacob took the ass, and Alex took the pussy.