Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
usuriously is an adverb meaning "to an exorbitant degree". It carries one recorded sense.
to an exorbitant degree
“prices are exorbitantly high in the capital”
Definitions, synonyms and semantic relations for usuriously come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.