chicken tractor
n.— «A Chicken tractor is a chicken coop built on wheels and without a floor. This allow you to move the chickens around your orchard or yard on a regular basis. They eat the bugs, scratch and fertilize the soil and after a few days you move them to the next spot. No cleaning the bottom of the cage etc.» —“Re: Misc rural questions” by Laura White in Albuquerque, New Mexico Usenet: misc.rural May 25, 1995. (source: Double-Tongued Dictionary)
Further reading
What’s the difference between a grove and an orchard? Every orchard is a grove, but not every grove is an orchard. Can you speak of an apple grove or an orange orchard? Yes, although it’s far more common to say apple orchard and orange grove. The...
A listener named Tami contacted the show by WhatsApp to say that whenever someone would be talking about a subject that nobody else knew anything about, her father-in-law would respond with I had one of those, but the wheels came off. This is part...