Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
b.o. is a noun meaning "malodorousness resulting from a failure to bathe". It carries one recorded sense.
malodorousness resulting from a failure to bathe
Definitions, synonyms and semantic relations for b.o. come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.