DictionarystyFilthy place
noun

sty

STY/staɪ/

A filthy or messy place.

His room is a sty, with rubbish covering the floor.

A visibly filthy, chaotic human living space: a stained sofa surrounded by discarded clothing, greasy dishes, food scraps and an overflowing wastebasket.
Etymology

A pen became a comparison for a foul human dwelling, then any filthy or messy place.

More examples

  • Clean this sty before the guests arrive.
  • The abandoned office has become a sty.

Forms

sty

Similar words

pigsty
A figurative filthy room or place.
mess
A disorderly condition without necessarily implying filth.