The Collaborative International Dictionary of English v.0.48:
Rawhide \Raw"hide`\ (r[add]"h[imac]d`), n. A cowhide, or coarse riding whip, made of untanned (or raw) hide twisted. [1913 Webster]WordNet (r) 3.0 (2006):
rawhide n 1: untanned hide especially of cattle; cut in strips it is used for whips and ropes