A large gulp of any alcoholic beverage
He took five shwigs of Vodka and then started to feel like shit.

Before we leave, let's take one more shwig each.
by Mr. Shwig June 18, 2011
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Same as Shwag...poor grade marijuana. Also, known as shwaggy, shwiggy, shwiggity etc.
"I thought you were goin to get some of that chron, not this shwig bud?!"
by Mick Lee July 21, 2003
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