- Chiefly South Midland and Southern U.S. a small mongrel dog, especially one that is ill-tempered; cur; mutt.
verb (used without object)
- South Midland U.S. to prance or strut about: Look at him feist around in his new clothes.
also fist, “a breaking wind, foul smell, fart,” mid-15c. (Old English had present participle fisting), a general West Germanic word; cf. Middle Dutch veest, Dutch vijst (see feisty).