Horse of a Different Color (Big & Rich album)
WiktionaryText

Noun



  1. An unrelated or only incidentally related matter with distinctly different significance.
    • 1908, Harold MacGrath, The Lure of the Mask, ch. 22,
      "Against physical danger I am willing to offer myself at any time to your Highness . . . . But to walk straight into jail, with my eyes open, that's a horse of a different color."
 
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