From The Collaborative International Dictionary of English v.0.48:
Tram \Tram\, n. [Sp. trama weft, or F. trame.] A silk thread formed of two or more threads twisted together, used especially for the weft, or cross threads, of the best quality of velvets and silk goods. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Tram \Tram\, n. (Mech.) Same as Trammel, n., 6. [Webster 1913 Suppl.]
From The Collaborative International Dictionary of English v.0.48:
Tram \Tram\, v. t. [imp. & p. p. Trammed; p. pr. & vb. n. Tramming.] To convey or transport on a tramway or on a tram car. [Webster 1913 Suppl.]
From The Collaborative International Dictionary of English v.0.48:
Tram \Tram\, v. i. To operate, or conduct the business of, a tramway; to travel by tramway. [Webster 1913 Suppl.]
From The Collaborative International Dictionary of English v.0.48:
Tram \Tram\, n. [Prov. E. tram a coal wagon, the shaft of a cart or carriage, a beam or bar; probably of Scand, origin; cf. OSw. tr[*a]m, trum, a beam, OD. drom, Prov. & OHG. tram.] 1. A four-wheeled truck running on rails, and used in a mine, as for carrying coal or ore. [1913 Webster]
2. The shaft of a cart. [Prov. Eng.] --De Quincey. [1913 Webster]
3. One of the rails of a tramway. [1913 Webster]
4. A car on a horse railroad. [Eng.] [1913 Webster]
Tram car, a car made to run on a tramway, especially a street railway car.
Tram plate, a flat piece of iron laid down as a rail.
Tram pot (Milling), the step and support for the lower end of the spindle of a millstone. [1913 Webster]