From Longman Dictionary of Contemporary Englishdouble-deckerdouble-deck‧er /ˌdʌbəl ˈdekə◂ $ -ər◂/ noun [countable] 1 TTCa bus with two levels → single-decker2 DFFa sandwich made with three pieces of bread and two layers of food —double-decker adjective [only before noun]
Examples from the Corpus
double-decker• That leaves a spot for one old friend, but Parcells may now be in need of a double-decker.• London's venerable red and cream double-deckers rumbled along the Thames embankment for the last time in 1952.• Her former flat is a cloud of layered wallpaper gaped at from double-deckers.• In addition, a range of bus sizes is available from the mini-bus to the large double-decker.• Passengers were ordered off as the double-decker picked up casualties from the Welcome Inn at Eltham, London.• The double-decker smashed through a fence and ended up perched precariously on a bridge parapet at Brighouse, West Yorkshire.• The Ferry terminus with double-deckers and the North Euston Hotel in the background. 