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インボランタリーアップグレードinborantariiappugureedo

  1. Noun

    involuntary upgrade; operational upgrade; free upgrade to business or first class on an overbooked flight

Also written インボランタリー・アップグレードinborantariiappugureedo

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Japanese data from JMdict, JMnedict, KANJIDIC2, and RADKFILE/KRADFILE (EDRDG). Chinese from CC-CEDICT. French and English from English Wiktionary via Wiktextract. Example sentences from Tatoeba. Stroke diagrams from KanjiVG. JLPT levels follow Jonathan Waller's lists. Full credits on the data and licences page.