forbonk 

The moment you hit your head into someone else's when the photographer says "Hey, put your heads together!" and both of you think you're funny and "pretend" to slam your head into theirs but actually do.

Person 1: "My boy friend and I were taking a cute fall pic, but we forbonked each other super hard!"
Person 2: "ouch!!"

forbonk by InterestinglyEnough December 7, 2019

Forboning

The feeling between two people when they both know they are going to have sex at some point in the future.

Sally and Jane left the bar together with a sense of forboning.

Forboning by KafkaDreams May 9, 2020

forbunk 

To cancel something

They put my rent up so I gotta forbunk my Netflix subscription

forbunk by Slaymay April 10, 2025