Jag Rag 

The material (often towel, tissue, toilet paper or nearby piece of paper crumpled to softness) used to ejaculate in to at the end of a strenuous masturbatory session.

What they don't often advertise, is that the ShamWow makes a FANTASTIC Jag Rag.

Jag Rag by Sting Cunt-Stomper August 14, 2010

jag rag 

a rag used to clean up the mess after jacking (jaggin) off

i used alans bath towell for my jag rag and didnt tell him

jag rag by gggggggggggggunit November 19, 2004

Jag Rag 

1. Any rag or towel used for cleaning or removing ejaculate, spunk or other love juices.

Don't touch that towel, it's Justin's Jag Rag

Jag Rag by Maguesta June 11, 2013