worm
n. countable B2 Upper Intermediate Oxford US //ˈwɝm// UK //wˈɜːm// worm
n. a long, thin animal with a soft body and no legs that lives in the ground. You often see them in the garden after it rains.
n. any of various long, slender, soft-bodied invertebrates, typically belonging to the phyla Annelida, Nematoda, or Platyhelminthes. In computing, refers to a self-replicating program that spreads across networks without human intervention.
The bird pulled a long worm out of the grass.
After the heavy rain, dozens of worms appeared on the sidewalk near the garden.
The security team worked through the night to isolate the worm before it could compromise the sensitive data stored on the main server.
Usage
Countable for the animal and the computer program; occasionally used as a collective singular in literary contexts.