smell-o-meter

plural smell-o-meters

1. informalThat which registers the magnitude of odor.

   1997 May 7, William Greene, misc.fitness.weights, Usenet Somebody needs to invent a "smell-o-meter" for gyms

   2 more examples

   Perhaps the American Library Association should commission high tech wizards to develop a "smell-o-meter" which could standardize our judgments.

   1993 May, Anne M. Turner, It Comes with the Territory: Handling Problem Situations in Libraries, McFarland & Company, page 10

   In other words, the wolf scent that is old, though it registers on the deer’s “smell-o-meter,” causes a far different behavioral reaction than one that is fresh.

   2003 November, Shawn Perich, Michael Furtman, Whitetail Hunting: Top-Notch Strategies for Hunting North America's Most Popular Big-Game Animal, Creative Publishing international, page 13