[f. TEAM sb. + -STER.] The driver or owner of a team; a teamer.
1779. Boston (Mass.) Town Records, 19 Feb. Ibid., 17 Aug. Thomas Chase had agreed with a Number of Teamsters for the Publick service at the rate of eighteen Shillings a Mile.
1824. W. Irving, T. Trav., I. 219. Drovers and teamsters who travel that road.
1840. J. Buel, Farmers Comp., 144. In using the harrow, the teamster should understand the object, and take care to accomplish it.
1901. Census Schedule Instructions. Agricultural labourers should be entered according to the particular work on which they are usually engaged, such as Teamster on farm.