1) American slang (circa 1980) for the television, and serving as a bargaining tool by parents in disciplining their children, who referred to the time wasted watching it, and lowering their IQ too, hence "boob tube"
Turn that boob tube off and do your homework!
by jrh5356 April 19, 2005
The new opiate of the people. A electronic box containing a video screen and a speaker, watched by millions of cretins too lazy to go out and get a life. Boob tube watchers get a bad case of half-closed eyes and half-open mouths.
If you watch too much boob tube, you will end up looking like Cletus the Slack-Jawed Yokel.
by Joao Bufamarillo May 14, 2005