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1 definition by Majin'Buu

 
1.
Junk-box is a verbal declaration used to completely stop (or change subject of) a conversation between individuals, or a group of individuals when the context of the conversation is deemed inappropriate, disgusting, boring, or rude.
Person1: Hey, look at this! You can see the bone sticking out.
Person2: Junk-box!
by Majin'Buu February 24, 2012
1 1