bug - definition in the American English Dictionary - Cambridge Dictionaries Online

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English definition of “bug”

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bug

noun  us   /bʌɡ/

bug noun (INSECT)

[C] an insect: Some tiny white bugs had eaten the leaves of my house plants. [C] A bug is also a small organism that causes an illness: The flu bug is going around, and almost everyone is sick.

bug noun (FAULT)

[C] a mistake or problem in the way something works: He said they had eliminated all the bugs in the software, and we hoped this was true.

bug noun (DEVICE)

[C] a small device that is easily hidden, used to record people’s conversations without their knowledge

bug noun (ENTHUSIASM)

[U] infml a strong enthusiasm for something: When I was about 17, I was bitten by the acting bug and began to try out for parts.

bug

verb [T]  us   /bʌɡ/ (-gg-)

bug verb [T] (ANNOY)

infml to annoy someone repeatedly: My lawyer is bugging me for stuff I just don’t have.

bug verb [T] (HIDE DEVICE)

to hide a listening device in something: She suspected that her phone had been bugged.
(Definition of bug from the Cambridge Academic Content Dictionary © Cambridge University Press)
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