blindworm(n = noun.animal) caecilian - any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions;
A small, burrowing, snakelike, limbless lizard (Anguis fragilis), with minute eyes, popularly believed to be blind; the slowworm; -- formerly a name for the adder. [1913 Webster]
"Newts and blindworms do no wrong."
[1913 Webster]