A parody of the horrifying sound 'the fog', but with a unique twist. It is a creature associated with the Bandlab series, known for chomping and crunching humans during the music. Anything with screeching, screaming, loud and monstrous noises can be called, 'the bog'. Not to be confused with bog itself. 'The bog' is an entity not to be messed with. The bog is a well known meme in Wales.
P1: What was that noise?
P2: Oh man, I think it was the bog! It isn't looking good...
When a girl has been fucked so many times that when you go to fuck her, her vagina is destroyed and full of questionable liquid (mostly other guys sperm) so that it’s like a bog
Guy 1: “dude, I heard you hooked up with some bitch last night”
Guy 2: “yea but she’s a slut, it’s was like geese in the bog”
A way to describe taking a shit using an English slang word for toilet. The process of rattling implies a more violent bowel movement such as pebble-dashing or mild diarrhea symptoms, but this term can be used to describe a run-of-the-milldump just as accurately.