1. n. liquor. The swill they serve here is better than you can get elsewhere.
2. n. a drink of liquor. Here, you can have a little swill of mine.
3. tv. & in. to drink liquor. He swilled a whole case of beer yesterday. Isn’t he joyful yet?
4. n. any nasty food or drink. Let’s go over to the ptomaine-domain and get our evening swill.