A piece of old, often torn cloth used typically for cleaning. She used a rag to wipe the dust off the shelves.
A newspaper or magazine, especially one regarded as being of low quality. He dismissed the article as just another story from a tabloid rag.
A piece of ragtime music. The pianist played a lively rag that got everyone tapping their feet.
A boisterous practical joke or student fundraising event, especially at British universities. The students organized a rag to raise money for charity.