Double decker explained

A double-decker is a vehicle that has two levels for passengers or cargo, one deck above the other. Such vehicles include:

• Aerial tramway
• Bilevel rail car a rail passenger vehicle consisting of 2 levels
• Bombardier BiLevel Coach
• Bombardier MultiLevel Coach
• Dome car
• Double-deck aircraft
• Double-deck elevator
• Double-decker bus
• Double-decker tram
• Superliner (railcar)
• Autorack (US) or car transporter (UK), a railway vehicle for transporting cars or other road vehicles
• Car carrier trailer or auto carrier, a road trailer for transporting cars or other road vehicles
• Two-decker is a sailing ship with 2 decks armed with cannon.

A double-decker may also refer to:

• Double Decker (chocolate bar)
• Double-decker sandwich, such as a club sandwich or Dagwood sandwich, with two layers of meat and condiments sandwiched between three pieces of bread
• A multi-level roadway such as those found in Chicago
• A multi-level bridge
• A double-decker outhouse
• Double Decker, a 1984 Hong Kong film
• Double Decker (2011 film), a 2011 Kannada-language film
• Double Decker! Doug & Kirill, a 2018 Japanese anime series