Definition of bug verb from the Oxford Advanced Learner's Dictionary

bug

verb

bʌɡ

bʌɡ

bugging, bugged1 bug something to put a special device (= a bug ) somewhere in order to listen secretly to other people's conversationsThey bugged her hotel room.They were bugging his telephone conversations.a bugging device2 bug somebody (informal) to annoy or irritate somebodyStop bugging me!It's something that's been bugging me a lot recently.She's really beginning to bug me.

Idioms

bug the hell/crap/shit out of somebody

(taboo, slang) to annoy somebody very muchThe song just bugs the hell out of me.Those two idiots bug the shit out of me.

Phrasal verbs

bug off!

(North American English, informal) a rude way of telling somebody to go away

bug out

(informal)1 (North American English) (especially of somebody's eyes) to be wide open and stick outTheir eyes were bugging out of their heads when they saw it.I think it made his eyes bug out more than usual.2 (North American English, Australian English) to leave a place or situation, especially because it is becoming dangerousWe should bug out now before it's too late.They decided it was time to bug out.3 (North American English) to become too frightened to do somethingSusan started to bug out when she heard a noise in the bushes.