Without a spot; especially, free from reproach or impurity; pure; untainted; innocent; as, a spotless mind; spotless behavior
Something that is spotless is completely clean. Each morning cleaners make sure everything is spotless + spotlessly spot·less·ly The house had huge, spotlessly clean rooms
completely neat and clean; "the apartment was immaculate"; "in her immaculate white uniform"; "a spick-and-span kitchen"; "their spic red-visored caps"