(n) An electrical engineering or hobbyist term for a pin-to-pin connector wire used to improvise a connection.
Can you hand me that schlub-schlub?
by Groman2 June 26, 2008
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Unkempt in appearance, either due to lack of effort or lack of awareness. The opposite of metrosexual.
He's a nice enough guy, but he's sort of a schlub.
by bruski July 03, 2004
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A trashy person, loser, or drip
"Guy's a schlub," he said. The person reminded them of a supporting character from Mark Wahlberg's The Fighter or from the original Rocky movie. He was like Eric Roberts in The Pope of Greenwich Village.

"If it weren't for her singing career, she'd be a schlub," he opined of Britney Spears.
by Ninja Clan Lord February 03, 2017
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Extreme slacking, to this date only accomplished by one very accomplished slacker by the name of Russell Palmiter. Kids, don't try this at home.
Russell always is schlubbing around at work.
by Josh Tang January 23, 2005
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Someone crude and/or stupid; a blockhead
That schlub wouldn't know Bach from baklava.
by yiddishkind April 16, 2003
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