A deep draft, especially of liquor; a gulp. (noun)
To drink (liquid) or engage in drinking liquid in great gulps. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "swig" in a sentence
"His two female companions, Zombie and Eeyore, swig from a bottle of pricey Tejava tea and pass a smoke while lying on a blanket surrounded by a fortress of backpacks, bedrolls and scrawled signs asking for money."
"The old man took a swig from the flask and smiled."
"Finally, he walked back to his desk, opened another drawer, and popping several of the tablets into his mouth, swallowed them with a swig from a silver flask."