worm snake

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Either of two small harmless North American snakes (Carphophis amoenus or C. vermis), usually living under stones or logs and feeding chiefly on earthworms.

from The Century Dictionary.

• noun A blindworm; a worm-like angiostomatous or scolecophidian snake of the suborder Typhlopoidea; a groundsnake, as Carphophis (or Celuta) amœna.
• noun Same as snakeworm.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun wormlike burrowing snake of warm regions having vestigial eyes
• noun small reddish wormlike snake of eastern United States