double-decker

American  

[duhb-uhl-dek-er] / ˈdʌb əlˈdɛk ər /

noun

1. something with two decks, tiers, or the like, as two beds one above the other, a ship with two decks above the water line, or a bus with two decks.

2. a food item consisting of two main layers, as a sandwich made with three slices of bread and two layers of filling.

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double-decker British  

noun

1. a bus with two passenger decks

2. informal

   1. a thing or structure having two decks, layers, etc

   2. ( as modifier )

      a double-decker sandwich

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Etymology

Origin of double-decker

An Americanism dating back to 1825–35

Example Sentences

Double-decker “hot dog buses,” nicknamed for their lack of air-conditioning, were once a daily feature of life in Hong Kong.

From New York Times • Jul. 10, 2022

Double-decker models work better on express lines with fewer stops, Mr. Byford said.

From New York Times • Apr. 23, 2018

Then the bar-keep behind Hollers: "Windy, ol' cock! can YOU call t' y'r mind A chump 'round this camp——Ma'am, wot was th' same Double-decker y' called b' th' telescope name?"

From Derby Day in the Yukon and Other Poems of the "Northland" by Bill, Yukon