A person lacking in good looks, usually found skulking in dark corners of bars and clubs awaiting an inebriated passerby to kidnap.
There I was, minding my own, enjoying a nice drink and a boogie, when I woke up in a strange room and realised I'd been swill swimming.

Christ, hide your lunch, it's a swill swimmer!
by Bear75 February 9, 2009
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Any cheap or no frills concoction (alcoholic or nonalcholic) that lacks any type of class, distinguished history, or acquired taste that is frequently drunk by persons residing mostly in trailer parks, Mudbogging events, Nascar events or country music jamborees.
"No I dont want a bud light because I dont drink that redneck swill!"
by LTC LB September 16, 2009
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The act of laying on your stomach with your rear end in the air, relaxing your muscles, sucking air in through your butt hole and blowing it out again over and over in quick succession.
"Why are you Swilling again, that's gross!"
by Derbyshire Linguist September 12, 2022
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The last inch of booze in a bottle that has been passed around and drank from by several people.
Only the last half-inch of whiskey remained in the 1.75, but John drained the remaining butt swill with a grin of pleasure.
by chahuggy August 2, 2014
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A contraction for "I swear I will"

Popularized in Fairfield CT by Andreina of the Muscle Sisters
I'll make the coffee rolls for breakfast tomorrow.

Do you promise?

I swill.
by The Editor in Chief September 5, 2022
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Watching Netflix alone with a massive amount of food.like the fat piece of shit that you are
What are you doing tonight? Eating takeaway alone, watching Netflix, Netflix and swill.
by PAUL COOPS September 26, 2016
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