to take a 3 to 10 second chug of hard liquor straight from the bottle in order to get significantly drunk extremely quickly.
less than three seconds is NOT a shwack.
Synonyms for shwack
On this page, you will find 30 slang terms related to shwack. Some of the top words include: swail, guzzle, ponylip, colt 45, Tipsy, and 25 more.