The word schmuck is only one of the many words in the English language. It has many meanings. It's true meaning is "an idiot or dimwitted fool". Using its Jewish meaning is simply an insult to give to a stupid friend, family member, or co worker.

Its most common meaning is used to replace fuck, the "f" word. Replacing fuck is used in many ways. As direct insults, sexual content, a noun, a verb, an adjective, a command, outdoor play, to change the meaning of the word, or the only word in the sentence.
Jewish term: Jacob is a schmuck.
As an insult meaning fuck: Schmuck you!
As a noun: You are ugly as schmuck.
As a verb: John schmucked Shirley.
As an adjective: This is really schmucky.
As a command: Shut the schmuck up!
As outdoor play: Why don't you go outside and play hide and go schmuck yourself?
Changing meaning: Unschmuckingbeleivable or Inschmuckingcredible.
As the only word in the sentence: Schmuck the schmucking schmuckers. Schmuck you you mother schmucking schmucker.
by Valsha Taylor April 27, 2009
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a guy who reads,thinks,and plays nothin but warcraft
andy!!!! you scmuck.
by andrew March 11, 2004
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A poor fellow who works up to 3 jobs, desperately trying to make ends meet, stays late to finish work even though he is salary, always goes the extra mile, yet time and time again gets crushed by greedy alcoholic executives who are too blind to realize that a 30+ office staff in the swamps of jersey doesn't really justify hiring a full-time network administrator to update patches and surf porn. (just kiddin, jonnie)
That silly schmuck Gock knows even though Monday-Friday sucks it long and hard, come Saturday, he's leaving vargo's PAID.
by the original dick January 30, 2003
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someone's dick.

Also used offensively.
"You're a schmuck, you know that?"

"Shut up and eat your dinner."
by Hannah Montana May 27, 2007
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Someone who gets out of the shower to piss.
"I'm taking a shower but I gotta piss. What the fuck am i gonna do?Hmm I better get out and use the toilet..... Wow, I'm a pretty big schmuck."
by OL' JERZEY BAZSTID September 11, 2015
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I just picked this guy's wallet, what a schmuck!
by scncqn May 29, 2008
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