Definition of "tails"

tails

/teɪlz/

noun
1. plural of tail
noun
1. (slang) Clipping of tailcoat.
  Quotations
  So I'm putting on my top hat, tying on my white tie, brushing off my tails.
  1935, Irving Berlin, Top Hat, White Tie and Tails
2. The side of a coin that doesn't bear the picture of the head of state or similar.
3. (mining) Tailings; waste.
4. (alcohol production) Tailings, feints.
  Quotations
  The tails can be collected until the evolving distillate is down to about 10 percent, and the stillhead […]
  2011 February 9, Bill Owens, Alan Dikty, The Art of Distilling Whiskey and Other Spirits: An Enthusiast's Guide to the Artisan Distilling of Potent Potables, Quarry Books, page 39
verb
1. third-person singular simple present indicative of tail