porrazo
knocking ; wallop ; whack ; thump ; bonk.
It seems to me that the Dewey engine is still ticking over, though there's an occasional knocking and it could no doubt do with a good tuning.
Winter weather arrives with a wallop.
Suddenly there was a loud 'whack-whack-whack' and I looked back to see the guide slapping the water with his fishing pole.
If your starter motor doesn't turn give it a few thumps of a hammer and try again.
I heard a bonk on the patio door and found this little bird stunned on the ground.
aparecer de golpe y porrazo
come out of + the (clear) blue (sky)
appear out of + the (clear) blue (sky)
This proposal appeared to come out of the clear blue sky, and has raised eyebrows in Taiwan and overseas.
It could be legit, but money does not typically appear out of the clear blue sky.
darse un porrazo
come + a cropper
bonk
With the rain, the limestone rocks and stiles were very slippy and at least one of our party came a cropper.
He skidded to a halt before bonking against the living room window.
de golpe y porrazo
all at once
suddenly
unexpectedly
all of a sudden
out of the (clear) blue (sky)
just like that
And, all at once, the moon arouse through the thin ghastly mist, crimson in color.
Then suddenly he extinguished his smile and arranged his countenance so that his listener should suppose him to be profoundly disturbed.
DC has now announced that work has already begun on the expansion of the new schedule 302-307, an announcement which has not unexpectedly aroused some criticism.
The process of secularization in Britain occurred all of a sudden sending Christianity on a downward spiral to the edges of social significance.
The article is entitled 'Software out of the blue'.
All I have to say is nothing happens just like that overnight, it takes time and exhausting waiting.