Emily Dickinson Lexicon

GNAR, or GNARL, v.i. [nàr, nàrl; Sax. gnyrran, gnornian; Dan. knurrer; Sw. knarra; D. gnorren, knorren; G. gnurren, knarren.]

To growl; to murmur; to snarl. And wolves are gnarling which shall gnaw thee first. Shak. [Gnar is nearly obsolete.]