Lobby

A passage or hall of communication, especially when large enough to serve also as a waiting room. It differs from an antechamber in that a lobby communicates between several rooms, an antechamber to one only; but this distinction is not carefully preserved.(Arch.)

That part of a hall of legislation not appropriated to the official use of the assembly; hence, the persons, collectively, who frequent such a place to transact business with the legislators;[U. S.]

An apartment or passageway in the fore part of an old-fashioned cabin under the quarter-deck.(Naut.)

A confined place for cattle, formed by hedges. trees, or other fencing, near the farmyard.(Agric.)

To address or solicit members of a legislative body in the lobby or elsewhere, with the purpose to influence their votes; in an extended sense, to try to influence decision-makers in any circumstance.[U.S.]

To urge the adoption or passage of by soliciting members of a legislative body; as, to lobby a bill; -- also used with the legislators as object; as, to lobby the state legislatuire for protection.[U.S.]