Definition of ostrobogulosity in US English:

ostrobogulosity

noun

rare, humorous
  • An ostrobogulous act or thing; (without article) ostrobogulous behaviour.

Origin

1950s. From ostrobogulous + -ity: see -osity.

Pronunciation

ostrobogulosity

/ˌɒstrəʊbɒɡjʊˈlɒsɪti/