We found one dictionary that defines the word oos-au:

Miscellaneous (1 matching dictionary)

1. AbbreviationZ (No longer online)

▸ Words similar to oos-au ▸ Usage examples for oos-au ▸ Idioms related to oos-au ▸ Wikipedia articles (New!) ▸ Words that often appear near oos-au ▸ Rhymes of oos-au ▸ Invented words related to oos-au