galliwaspPronunciation: /ˈgalɪwɒsp/Definition of galliwasp noun a marsh lizard found in Central America and the Caribbean. Genus Diploglossus, family Anguidae: many species, in particular D. monotropis of the West Indies Origin: late 17th century: of unknown origingalliwasp in other Oxford dictionaries Definition of galliwasp in the US English dictionary