A prefixed variation of the preposition aus. Compare English out-.

• IPA^(key): /aʊ̯s/, [ʔaʊ̯s]

• Audio (Germany (Berlin)):

  (file)

aus-

1. out-

   Synonyms: ein-; ver-, zu-.^[1]

• “aus-” in Digitales Wörterbuch der deutschen Sprache
• “aus-” in Duden online

• IPA^(key): [æːʊ̯s]

aus-

1. out-