Meaning of bug

Definition of bug

(noun) general term for any insect or similar creeping or crawling invertebrate
a fault or defect in a computer program, system, or machine
a small hidden microphone; for listening secretly
insects with sucking mouthparts and forewings thickened and leathery at the base; usually show incomplete metamorphosis
a minute life form (especially a disease-causing bacterium); the term is not in technical use
(verb) annoy persistently; "The children teased the boy because of his stammer"
tap a telephone or telegraph wire to get information; "The FBI was tapping the phone line of the suspected spy"; "Is this hotel room bugged?"

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