Also found in: Thesaurus, Idioms, Encyclopedia, Wikipedia.
hot rodalso hot-rod (hŏt′rŏd′)
An automobile that has been rebuilt or modified to increase its speed and acceleration.
[Possibly in reference to the modified camshaft of such automobiles, or to the rods connecting the pistons to the crankshaft (whose bearings frequently failed in early automobiles modified for speed), or possibly from shortening and alteration of roadster (all perhaps influenced by earlier hot rod, gangster who carries a gun).]
hot rodder, hot′-rod′der n.
an automobile specially built or altered for fast acceleration and increased speed.
v.i. -rod•ded, -rod•ding.
1. to drive a hot rod.
2. Informal. to drive very fast.
hot′ rod′der, n.