A spicy definition attempting to describe the extent to which cultures have influenced each other. Conjured by Gigguk during the 23rd Trash Taste podcast with Mori Calliope as a guest.
The way and extent that cultures influence each other. Gained some notoriety on the internet when used by Garnt on episode 23 of the Trash Taste podcast. Note that he didn't invent the term.
There has been some cultural cross-pollination between Japanese anime and western cartoons when it comes to visual styles.
When you introduce a friend from one group to a friend from another group, and they become autonomous friends, no longing requiring your services to hang out. Not necessarily a bad thing, but can be disastrous if left unchecked.
Dude 1: Dude, did you hear that Joe was hanging with Jane now?
Dude 2: Yeah dude. I introduced them a week ago and they don't even call me to chill anymore. Serious cross-pollination.