double-decker - definition and synonyms

noun [countable] 

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/ˌdʌb(ə)l ˈdekə(r)/
singulardouble-decker
pluraldouble-deckers
  1. 1

    double-decker

    or

    double-decker bus

    a bus that has both an upper and a lower level where people can sit
  2. 2
    mainly American a club sandwich