From Longman Dictionary of Contemporary Englishportmanteauport‧man‧teau /pɔːtˈmæntəʊ $ pɔːrtˈmæntoʊ/ noun (plural portmanteaus or portmanteaux /-təʊz $ -toʊz/) [countable] old-fashioned DLTa very large suitcase that opens into two parts
Examples from the Corpus
portmanteau• Her shabby appearance and the battered portmanteau had weighed heavily against the genteel tone of her voice.• Large green canvas portmanteau containing the personal effects of the late Victor Zenobia.• Instead he took a sheaf of glossy photographs from his portmanteau and pushed them across the table towards the Corsican.• The old man had disappeared outside again without a word, having set Theda's portmanteau down in the wide hall.• The balancing slower growth was supplied by the portmanteau of miscellaneous services.• Presently the port was gone and the fire gone and Tuppe had gone to sleep in the portmanteau.• He shut the door, turned and tripped straight over the portmanteau.• The portmanteau can't be found.Origin portmanteau (1500-1600) French porter ( → PORTAGE) + manteau “cloak”