Cockney rhyming slang for "shit"
"I ate bad food and got a terrible case of the threepenny bits"
by callandanswer December 24, 2007
Threepenny Bit are a traditional folk band based in Southampton. They are famous for having a drum kit made out of bits and pieces, and busking in the streets of Hampshire on a daily basis.
by nichols31290 November 03, 2011