[oar] n [ME oor, fr. OE ar; akin to ON ar oar] (bef. 12c) 1: a long pole with a broad blade at one end used for propelling or steering a boat
2: oarsman -- oared adj
[2]oar vt (1610): to propel with or as if with oars: row ~ vi: to pro gress by or as if by using oars