rag1
 
/
rag/
n.
   - a piece of old cloth, especially one torn from a larger piece. ▸
(rags)
 old or tattered clothes. 
- 
(rags)
 the remnants of something.
- informal a low-quality newspaper.
v.
 give a decorative effect to by applying paint with a rag.
Phrase
- on the rag
 informal, chiefly N. Amer. menstruating.
- lose one's rag
 Brit. informal lose one's temper.
Etymology
ME: prob. a back-form. from ragged or raggy.
rag3
 
/
rag/
n.
  - a large coarse roofing slate.
- 
(also ragstone)
 Brit. a hard coarse sedimentary rock that can be broken into thick slabs.
Etymology
ME: of unknown origin; later assoc. with rag1.
rag4
 
/
rag/
n.
 a ragtime composition or tune.
Etymology
C19: perh. from ragged; cf. ragtime.