foldboat

/ˈfoʊldˌboʊt/
noun
  1. A portable boat made of a collapsible frame covered with waterproof material, designed to be folded for easy carrying.
    • Foldboats are popular among adventurers who travel to remote rivers.
    • The foldboat unfolded easily and was ready to launch in minutes.
    • He packed his foldboat into a backpack for the hike to the lake.