Definition of rag
rag 
verb
- to menstruate. See also on the rag.
I've been ragging since Tuesday, and I feel horrible!
- to stain with menses.
Oh, man, I ragged my pants.
- to criticize. Also rag on.
Stop ragging about that!
Stop ragging on me!
Submitted by Anonymous, Oct 21 1997.
noun
- menstrual period.
My rag is really heavy this month.
- someone who complains frequently.
You are such a rag!
Submitted by Emily Marcroft, UC Berkeley, Berkeley, CA, USA, Jan 14 1998.
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