To annoy.
Don’t bug me, I’m busy!
To install an electronic listening device or devices in.
We need to know what’s going on. We’ll bug his house.
(on one's person or of a telephone line, dwelling, room, etc.) Containing a bug (interceptive listening device).
I won't speak candidly since I don't know if her apartment is bugged or not.
(of software, website, feature, etc) Affected by a bug.
Version 0.50.0 was completely bugged for Linux.