The Collaborative International Dictionary of English v.0.48:

Oar \Oar\, v. t. & i. [imp. & p. p. Oared; p. pr. & vb. n.
   Oaring.]
   To row. "Oared himself." --Shak.
   [1913 Webster]

         Oared with laboring arms.                --Pope.
   [1913 Webster]