worm meaning and definition

WORM noun

Definition of worm (noun)

1. 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
2. a person who has a nasty or unethical character undeserving of respect
   • synonyms: dirt ball, insect, louse
3. a software program capable of reproducing itself that can spread from one computer to the next over a network
   • "worms take advantage of automatic file sending and receiving features found on many computers"
4. screw thread on a gear with the teeth of a worm wheel or rack

WORM verb

Definition of worm (verb)

1. to move in a twisting or contorted motion, (especially when struggling)
   • "The prisoner writhed in discomfort"; "The child tried to wriggle free from his aunt's embrace"
   • synonyms: squirm, twist, wrestle, wriggle, writhe