The word jackass deer is spelled as /ˈdʒækæs ˈdɪər/. The first part "jackass" is spelled as it sounds, with the "j" making the "ʤ" sound and the "a" as "æ". The second part "deer" is spelled with the "e" as "ɪə". The jackass deer, also known as the mule deer, is a type of deer found in North America. Its name comes from its long ears like a mule and its ability to jump high like a jackass.