out of nowhere (not comparable)
- (idiomatic) In an unexpected or inexplicable manner of arrival or occurrence.
- 1906, Jack London, "Brown Wolf,"
- It had been no easy matter when he first drifted in mysteriously out of nowhere to their little mountain cottage.
- 1916, P. G. Wodehouse, Uneasy Money, ch. 12,
- Mr Pickering's 'Hi!' came out of nowhere and hit him like a torpedo.
unexpectedly ot unexplicably