Ma'anar ƙamus na "Gloomy Gus" yana nufin mutumin da ya kasance maras kyau, rashin tunani, ko tawaya. Ana amfani da shi sau da yawa don kwatanta mutumin da ke da ra'ayi mara kyau game da rayuwa ko kuma wanda koyaushe yana tsammanin sakamako mafi muni a kowane yanayi. Ana amfani da kalmar "Gloomy Gus" a cikin sauƙi ko kuma ta hanyar ban dariya, amma kuma ana iya amfani da ita don kwatanta mutumin da ke fama da damuwa ko wasu matsalolin kwakwalwa.