What is does the word tidy mean?

When something is clean or organized to look very nice it is tidy. "Tidy" means "clean" kind of. example: "the room is tidy", meaning it is clean, and not messy "Tidy" means "clean" kind of. example: "the room is tidy", meaning it is clean, and not messy
"Jack, please tidy your bedroom!" his Mother called from the foot of the stairs.