1. [n]  army unit smaller than a division
2. [v]  form or unite into a brigade

Brigade
There is a new broom at Scotland yard: Nimrod Frost. His first little job for Lestrade is to investigate the reported appearance of a lion in Cornwall, a supposed savager of sheep and frightener of men. Hardly a task for an Inspector of the Criminal Investigation Department...

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1. \Bri*gade"\, 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.
   Note: Two or more brigades constitute a division, commanded
         by a major general; two or more divisions constitute an
         army corps, or corps d'arm['e]e. [U.S.]
   2. Any body of persons organized for acting or marching
      together under authority; as, a fire brigade.
   {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.
   

2. \Bri*gade"\, v. t. [imp. & p. p. {Brigaded}; p. pr. &
   vb. n. {Brigading}.] (Mil.)
   To form into a brigade, or into brigades.