Escorting is big business on the straight side too, only more of a hush-hush operation.
She hesitated to explain any further because, she said, “TLC has kind of told us to hush-hush.”
She's willing to speak about things people might to keep on the down-low or hush-hush.
First, the government stepped in, trying to hush-hush the whole thing; but too late.
Mr. Atkins explained that naturally the affair was hush-hush.
And without the levies the "hush-hush" party was outnumbered again and again.
Our hush-hush Department seems to have grown very lax of late.
This will be hush-hush for awhile, then left to dissolve of itself.
It was dark and very quiet; the hush-hush of the throbbing mines filled the night and stilled it.
She was a "hush-hush" ship—one of the wonders of the Navy still.
Very secret; classified: a hush-hush border meeting
: Why all the hush-hush about Walden? (1916+)