Not one, as in There's nary a mention of taxes in that speech, or Nary an officer could be seen. This archaic-sounding contraction of “never a” remains in current use. [Mid-1700s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.