what is the green dinosaur
GREEN DINOSAUR â¢ GREEN DINOSAUR (noun) The noun GREEN DINOSAUR has 1 sense: 1. a living fossil or so-called 'green dinosaur'; genus or subfamily of primitive nut-bearing trees thought to have died out 50 million years ago; a single specimen found in 1994 on Mount Bartle Frere in eastern Australia; not yet officially named. Familiarity information: GREEN DINOSAUR used as a noun is very rare.