JE NE SAIS QUOI


Meaning of JE NE SAIS QUOI in English

[ ˌʒə nə seɪ'kwα: ]

■ noun a quality that cannot be easily identified.

Origin

Fr., lit. 'I do not know what'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.