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verb
to move in a twisting or contorted motion, (especially when struggling)
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noun
a person who has a nasty or unethical character undeserving of respect
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noun
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
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noun
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"
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noun
screw thread on a gear with the teeth of a worm wheel or rack