look up any word, like pussy:
 
1.
Grubes are gray pubes. Specifically found among very old aged humans.
Timothy: What the fuck is that smell and what the hell is stuck in your teeth?

John: That would be your grandma and some of her grubes.
by Taco Bandit 87 June 26, 2011
5 6
 
2.
To have sex without consent, a.k.a. rape
Back in my day, girls were never grubed. they were raped.
by Caesar March 17, 2004
5 30