High Quality Content by WIKIPEDIA articles! A wabbit is a type of self-replicating computer program. Unlike viruses, wabbits do not infect host programs or documents. Unlike worms, wabbits do not use network capabilities of computers to spread. Instead, a wabbit repeatedly replicates itself on a local computer. Wabbits can be programmed to have (malicious) side effects. An example of a wabbit is a fork bomb.Computer programs (also software programs, or just programs) are instructions for a computer.A computer requires programs to function, typically executing the program's instructions in a central processor.