Definition from Wiktionary, the free dictionary
boatmobile (plural boatmobiles)
- A boat that operates as a bookmobile.
2008 February 22, Susan Saulny, “Across the Bay, on a School Bus Wearing Skis”, in New York Times:
- For residents of this remote village on an ice-locked island off the tip of mainland Wisconsin, the gliding boatmobile, known here as a windsled, is a kind of school bus.