From Longman Dictionary of Contemporary Englishvestibuleves‧ti‧bule /ˈvestəbjuːl/ noun [countable] formal 1 TBBa space inside the front door of a public building2 American English the space at each end of a railway carriage that connects it with the next carriage
Examples from the Corpus
vestibule• Just inside the vestibule there was coconut matting, and seeing this Mum looked about then began to wipe her feet.• He forced the couple into the vestibule of a bank in Brunswick Street where he made them take off their clothing.• You enter through a tiny vestibule over which presides a man in uniform.Origin vestibule (1600-1700) Latin vestibulum 