n. [ L., for all, dat. pl. from omnis all. Cf. Bus. ]
In the 1913 Webster the term omnibus was especially applied to, a vehicle with seats running lengthwise, used in conveying passengers short distances. [ PJC ]
a. Pertaining to or dealing with a variety of topics at one time;
Omnibus bill, a legislative bill which provides for a number of miscellaneous enactments or appropriations. [ Parliamentary Cant, U.S. ] --
Omnibus box,