1. the quality or state of being covered with soot, dirt, or dark particles
2. the quality of being indecent or obscene in content or language
Usage: informal

Examples

• The smuttiness of the old chimney required thorough cleaning.
• After working in the coal mine, his clothes showed obvious smuttiness.
• The smuttiness of the joke made several people uncomfortable.
• She complained about the smuttiness of the comedy show.
• The fireplace’s smuttiness stained the white mantel.
• Critics noted the unnecessary smuttiness in the film’s dialogue.