look up any word, like rusty trombone:
 
1.
a scrub and a scumbag at the same time
Wow, that guy maranian is a real scrumbag.
by Pyphuohe February 25, 2011
9 2
 
2.
A large duffle or tote bag used to store and carry rugby gear.
"Hey Joe! where's the scrum bag we need to get this game under way!"
by D. Swan November 02, 2007
2 7