Kalmar "graylag" tana nufin babban Goose daji (Anser anser) mai launin toka-launin ruwan kasa, ɗan asalin Turai da arewacin Asiya. Har ila yau, wani lokaci ana kiransa da "greylag Goose." Hakanan ana iya amfani da kalmar "graylag" a matsayin sifa don siffanta wani abu mai launin toka ko kama da launin toka mai launin toka.
