give a cue

When a dolphin sees a ready fisher, the marine mammal will give a cue, usually that deep dive, that tells the fisher the mullet are right there and it’s time to cast their net.

When lawmakers back up Trump, however, they give a cue to Republican voters that such out-of-bounds attacks on our system are legitimate.

Carroll responded “he’s a Jet” and turned to one of Seattle’s PR men to give a cue that the press conference was over.

I cannot, unless the fable of the fox that lost his tail in a trap, will give a cue to the solution.

"Perhaps something inside will give a cue," Mr. Mason suggested, and Jack opened one of the letters carefully, for it was nearly torn apart.