Autoist

motorist (def 1).
historical examples

why is an autoist whose machine has been completely wrecked like a reformed autoist?
the handbook of conundrums edith b. ordway

i think the newspaper reporters did more harm than the autoist.
tom slade’s double dare percy keese fitzhugh

for a dog under an autos wheels is a dangerous proposition, not only for the dog but for the autoist as well.
baseball joe in the central league lester chadwick

the autoist emptied his cigar-case into his hand and offered the cigars to farr, who had just tugged on his coat.
the landloper holman day

“i’ll wager fifty dollars i can beat you bad on this three-mile stretch,” went on the autoist.
tom swift and his electric runabout victor appleton