Meaning of honey wagon

hon'ey wag"on

Pronunciation: [key]
— Facetious Older Use. FacetiousOlder Use.
  1. a wagon or truck for collecting and carrying excrement or manure.
  2. a manure spreader, as on a farm.
  3. a truck or trailer containing several toilets and used as a mobile rest room. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.