speeder DCHP-1 (pre-1967)
1a n.
a small motorized vehicle used by railway employees for line maintenance.
See also: gas-car hand-car jigger (def. 3) track car track speeder
1b n. — Lumbering
a small track car used especially for carrying foremen, company officials, and minor supplies on a logging railway.
See also: rail speeder
2 n. — Hist.
See quote.