Definition of the bug
- He first caught the acting bug when he was 18.
- the travel bug
: any of an order (Hemiptera and especially its suborder Heteroptera) of insects (such as an assassin bug or chinch bug) that have sucking mouthparts, forewings thickened at the base, and incomplete metamorphosis and are often economic pests —called also true bug
: any of various small arthropods (such as a beetle or spider) resembling the true bugs
: any of several insects (such as a head louse) commonly considered obnoxious
: bother, annoy
: to plant a concealed microphone in
: to lose one's composure : freak
: protrude, bulge
: to cause to bug
: bogey, bugbear
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