ADJ. clean | dirty, filthy, oily, old | bloodstained
QUANT. bundle, heap, pile He noticed what looked like a bundle of rags beside the road.
VERB + RAG wipe sth (off) with | be wrapped in The gun was wrapped in a dirty rag.
PREP. on a/the ~ He wiped his hands on an oily rag. | with a ~ I cleaned the board with an old rag.