bug

US /bʌɡ/
UK /bʌɡ/
"bug" picture
1.

a small insect

:
There's a little bug crawling on the wall.
I found a strange bug in my garden.
2.

a hidden listening device; a miniature microphone

:
The police found a bug planted in his office.
They suspected there was a bug in the room.
3.

a defect or problem in a computer program or system

:
There's a bug in the software that causes it to crash.
The developers are working to fix the bug.
4.

an illness, especially a mild one caused by bacteria or viruses

:
I caught a stomach bug last week.
The flu bug is going around.
1.

to annoy or bother someone

:
Stop bugging me, I'm trying to concentrate.
What's bugging you?
2.

to install a hidden listening device in a place

:
The agents decided to bug the suspect's apartment.
They were caught trying to bug the conference room.