Define Watery Grave Meaning

Watery Grave
to fart in the shower with your spouse or partner and then abrubtly leave

My wife wouldn't have sex with me in the shower, so I left her to toil in a watery grave.
By Josie
Watery Grave
A glass of iced tea that is half water and half black tea.

Customer: I'd like a large watery grave for here.
Barista: Sure. Would you like that in a to-go cup?
Customer: No, I said for here.
Barista: Ok.
By Karina