brigade

n. [ F. brigade, fr. It. brigata troop, crew, brigade, originally, a contending troop, fr. briga trouble, quarrel. See Brigand. ] 1. (Mil.) A body of troops, whether cavalry, artillery, infantry, or mixed, consisting of two or more regiments, under the command of a brigadier general. [ 1913 Webster ]

☞ Two or more brigades constitute a division, commanded by a major general; two or more divisions constitute an army corps, or corps d'armée. [ U.S. ] [ 1913 Webster ]

2. Any body of persons organized for acting or marching together under authority; as, a fire brigade. [ 1913 Webster ]

Brigade inspector, an officer whose duty is to inspect troops in companies before they are mustered into service. --
Brigade major, an officer who may be attached to a brigade to assist the brigadier in his duties. [ 1913 Webster ]