Having a dirty, shabby, or unkempt appearance. The old, grungy couch in the basement was covered in dust and stains.
Relating to or characteristic of the grunge music or fashion style, often associated with a disheveled or rugged look. She wore a grungy flannel shirt and ripped jeans, embodying the 90s grunge aesthetic.
Informal: involving work or tasks that are dirty, menial, or tedious. He was assigned the grungy job of scraping old paint off the walls.