When taking a bath, you are literally soaking yourself into your own filth.
When applied in a more metaphorical sense, it means to embrace the dirty and imperfect side of you (that is stigmatized by society).
Arthur Fleck: Ah fuck it, I'm taking a bath!
The act of a large group of men cumming on someone or dumping a large container of cum on someone.
They all joined in to give her a milk bath.
where you dump pounds of cocaine on your body then roll around in it.
hey did you hear about the party yesterday. I heard they had Columbian baths down there
You dump pounds of cocaine on your body and roll around in it
The people in columbia love columbian baths
A reference to a popular anecdote/inside joke in the homestuck fandom, where a cosplayer took a bath in sharpie ink and alcohol to dye their skin grey.
Vriska cosplayer: ‘How are we going to get our skin grey?’
Terezi cosplayer: ‘What about a sharpie bath?’
Laughter ensues.
When u bathe in cum and period for fun
I'm gonna have a rainbow bath tonight
When a chav cannot be bothered to shower in the morning he brakes out the Lynx Africa and sprays down his track suit and trainers.
Yo Bruv! You smell like a Bulwell bath. Sketty man!