1 definition by bballer200

Top Definition
The tube part of a penis pump that you stick your dick into. Also an insult for any stupid person.
1. "That emo kid over there is such a dicktube."
2. "Did you hit that bitch's pussy last night, Bob?"
"No, her parents were home."
"You're such a dicktube!"
by bballer200 November 04, 2006

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