Sentence examples for a covert from inspiring English sources

What's a covert channel?

Not a covert touch.

(He is not a covert operative).

Act like a covert revolutionary.

How about a covert wedding?

"It was kind of a covert op.

They are more likely to uncover a covert brew than a covert something nasty.

"HIV is a covert issue, it is very hidden.

But in fact they acted as a covert hit squad.

I sent him a covert text message that went unanswered.

And Iran was concealing a covert nuclear facility.