Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
bug-hunter is a noun meaning "a zoologist who studies insects". It carries one recorded sense.
a zoologist who studies insects
Definitions, synonyms and semantic relations for bug-hunter come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.