Definition of boat bed in English:

boat bed

noun

  • 1A type of bed having a high, prow-shaped headboard and footboard; (also more generally) any bed shaped like a boat.

  • 2A boat that serves as a bed.

Origin

Late 19th century; earliest use found in Harper's Magazine. After French lit à bateau, lit en bateau (both 1835 or earlier), and lit-bateau.