A pigsty is a dirty and messy place where pigs live. It can also mean a place that is very untidy or messy, like a disorganized room or a messy house. Full definition
A Chinese agricultural institute has developed a microbial bedding system for pigsties that it says helps pigs stay healthy and grow faster. (scientificamerican.com)
I found a small hotel in Salzburg that had an indoor swimming pool, a B&B in the Cotswolds where our suite was a former pigsty, a chalet - style hotel in Bavaria with two German shepherds in the front lobby. (slowtrav.com)