A generally tubular invertebrate of the annelid phylum; an earthworm.
User Defined Definitions
"any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae"
"a person who has a nasty or unethical character undeserving of respect"
"a software program capable of reproducing itself that can spread from one computer to the next over a network"
"screw thread on a gear with the teeth of a worm wheel or rack"