Sanitary element in which hands or snout are washed. Laundry room, dishwasher, sink, sink, palangana. A butt or traces of a tobacco or cigarette can also be called a pothole. It is also a surname of Lebanese origin.
In Argentina, sink, swimming pool, etc. in the kitchen to wash the dishes.
It's the part of the tobacco cigarette left after you've been smoked, you may have something that can be reused