The Collaborative International Dictionary of English v.0.48:

Owre \Owre\, n. [AS. [=u]r; akin to G. auerochs, OHG. [=u]r,
   [=u]rohso, Icel. [=u]rr.] (Zool.)
   The aurochs. [Obs.]
   [1913 Webster] Owse