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Man-Jewish-Boobs, a short term for jewish moobs, or jewish man boobs. Derives from the word joobs. See moobs, or joobs.
"His majoobs jiggled as Mordechai stood up"
by Dan Berk October 25, 2007
When the name of an object is forgotten or cannot be bought to mind.
"Ere, Pass me the majoob"
by Jimidge January 10, 2012