[tri.ple-deck.er] n, often attrib (1938): something having three basic components or levels: as a: trilogy b: a sandwich consisting of three pieces of bread and two layers of filling c: a 3-story dwelling with an apartment on each floor
TRIPLE-DECKER
Meaning of TRIPLE-DECKER in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012