Meaning of 'bug'

noun

a minute life form (especially a disease-causing bacterium)

Synonyms: microbe

noun

general term for any insect or similar creeping or crawling invertebrate

noun

insects with sucking mouthparts and forewings thickened and leathery at the base

Synonyms: hemipterous insect hemipteran hemipteron

noun

a small hidden microphone

noun

a fault or defect in a computer program, system, or machine

Synonyms: glitch

verb

to annoy persistently

Example: "They are really bugging me."

Synonyms: tease

verb

to tap a telephone or telegraph wire to get information

Example: "The cops are bugging our phones."

Synonyms: tap