Definition of red-bellied snake
1
: any of several American colubrid snakes with coral or reddish ventral surfaces: such as
b
: a woodland snake (Storeria occipitomaculata) of the Mississippi valley and southeast to Florida
2
: an Australian elapid snake (Pseudelaps squamulosus) that is brown or blackish above and salmon-red below and is venomous but not dangerous to man
