late 14c., from Old French conope "bed-curtain" (Modern French canapé), from Medieval Latin canopeum, dissimilated from Latin conopeum, from Greek konopeion "Egyptian couch with mosquito curtains," from konops "mosquito, gnat," of unknown origin. The same word (canape) in French, Spanish, and Portuguese now means "sofa, couch." Italian canape is a French loan word.
c.1600, from canopy (n.). Related: Canopied; canopying.