Also fice, fyce [fahys] . Chiefly South Midland and Southern U.S. a small mongrel dog, especially one that is ill-tempered; cur; mutt.
Is heinie a bad word?
heinie (Note: heinie is an alternate spelling for hiney, but it is also an offensive slur for a German person.)
What Feist means?
noun. 1. ( chiefly in South Midland and Southern US) a small mongrel dog, esp. one that is ill-tempered; cur; mutt.