1.The ground where a military display is held, or where troops are drilled. Also called parade ground.
2.(Mil.) An assembly and orderly arrangement or display of troops, in full equipments, for inspection or evolutions before some superior officer; a review of troops. Parades are general, regimental, or private (troop, battery, or company), according to the force assembled.
3.Hence: Any imposing procession; the movement of any group of people marshaled in military order, especially a festive public procession, which may include a marching band, persons in varied costume, vehicles with elaborate displays, and other forms of entertainment, held in commemoration or celebration of an event or in honor of a person or persons; as, a parade of firemen; a Thanksgiving Day parade; a Memorial Day parade; a ticker-tape parade. "In state returned the grand parade."
4.Hence: A pompous show; a formal or ostentatious display or exhibition. "Be rich, but of your wealth make no parade."
5.Posture of defense; guard. (A Gallicism.) "When they are not in parade, and upon their guard."
6.A public walk; a promenade.