out of the blue

Xem thêm: unanticipated, unforeseen, unlooked-for, out of the blue(p), unexpectedly



out of the blue

Từ điển WordNet

    adv.

  • in a way that was not expected; unexpectedly

    her brother showed up at the wedding out of the blue


English Idioms Dictionary

without any warning, by surprise I don

English Synonym and Antonym Dictionary


syn.: out of the blue(p) unanticipated unexpectedly unforeseen unlooked-for