Origin of boob tube

First recorded in 1965–70; rhyming coinage, from the notion that television programming is foolish, induces foolishness, or is watched by foolish people
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British Dictionary definitions for boob tube

boob tube


noun slang

a close-fitting strapless top, worn by women
Australian a strapless, boneless, shapeless brassiere made of a stretch fabric
mainly US and Canadian a television receiver
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012