English

Noun

double-nickel ‎(plural double-nickels)

1. (US slang)The national speed limit of 55 miles per hour introduced in the USA in 1974.
   • 2015 February 17, Howard Fischer, “Bill takes teeth out of state speed limits”, in Arizona Daily Star:

     But in 1982 they found a loophole: Keep the double-nickel speed limit, but effectively allow motorists to drive up to 65 by designating that speed a “waste of a finite resource” and setting the fine at $15.

   • 2015 August 20, Michael Barrett, “Damn the Double Nickel: "Convoy" Shows a Great Director Slumming”, in Pop Matters:

     Peckinpah is just as interested in the old golf-cart codger who says “Damn the double-nickel!” (in reference to the 55mph speed limit) as he is in Duck or Lyle, and much more so than in Ali MacGraw’s character, along for the ride and marquee value.

2. (US slang) The number 55 (by extension).
   • 2009 February 3, Craig Kwasniewski, “61 Is Impressive but Remember the Double Nickel "Kobe Bryant's 61-point outburst at MSG surpasses Michael Jordan's infamous double-nickel from 1995.”, in The Association:
   • 2015 January 29, Matt Moore, “Five-Star Review: Kyrie Irving's double-nickel night”, in CBSSports:

     This night was insane. Knicks win, Sixers win, Wolves win. Kyrie drops a double-nickel.