Thomson's gazelle Thomson's gazelle

noun

East African gazelle; the smallest gazelle  ( Gazella thomsoni, Thomson's gazelle )
East African gazelle; the smallest gazelle

 do-gooder do-gooder

noun

someone devoted to the promotion of human welfare and to social reforms  ( do-gooder, humanitarian, improver )
someone devoted to the promotion of human welfare and to social reforms

 billboard billboard

noun

large outdoor signboard  ( billboard, hoarding )
large outdoor signboard

 Hypsiglena torquata Hypsiglena torquata

noun

nocturnal prowler of western United States and Mexico  ( Hypsiglena torquata, night snake )
nocturnal prowler of western United States and Mexico