What is "brustle"

Brustle \Brus"tle\, v. i. [imp. & p. p. Brustled; p. pr. & vb. n. Brustling.] [OE. brustlien and brastlien, AS. brastlian, fr. berstan to burst, akin to G. prasseln to crackle. See Burst, v. i.]

1. To crackle; to rustle, as a silk garment. [Obs.]
   --Gower.

2. To make a show of fierceness or defiance; to bristle.

   To brustle up, to bristle up. [Obs.]
   --Otway.

Brustle \Brus"tle\, n. A bristle. [Obs. or Prov.]
--Chaucer.

n. (context obsolete or dialect English) A bristle. vb. 1 To crackle; to rustle. 2 To make a show of fierceness or defiance; to bristle.