Top Definition
1. a hooligan
2. a skank/slut
3. a person who hasn't showered in days
1." YOU BLAST-ENDED RUMPERNAUGHTS. GET OFFA MY LAWN."

2. see miley cyrus

3. "DUDE. Take a shower. You're starting to look like a rumpernaught"
by frikkk November 12, 2009
6 Words related to rumpernaught

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