Adjective: commonly used at the beginning of of a sentence, used to describe remorse felt for stupidly self-inflicted trauma, be it physical or emotional.
Physical trauma: Fuckbucket this thing stretches me so wide it hurts.
Emotional trauma: Fuckbucket, I can’t believe that she caught me sucking off her uncle at our wedding rehearsal dinner. She was the love of my life!
This is what you say if you're a giggly 11yo slut who likes to speak in "secret languages" and then giggle (teehee teehee) with her pre-pubescent friends.
A list of partners that you want to have sex with and/or a list of sexual fantasies that you want fulfill before you die.
Now that I have slept with a Mongolian girl, there are just girls from 40 more countries on my fuckbucket list. Wow, I haven'ttried that yet, I will have to add it to my fuckbucket list.