Furthermore, if he were using any sort of prop, or a jet engine, the noise would give him away.
The noise of the motorcycle gave warning to the thieves that they were being followed.
Lost in the blackness below, only the train's noise gave proof of its presence.
The noise Arnie had made coming through the locked door would have given him all the warning he'd needed.
Even if Jack won the struggle, the noise would give their position away and the others would close in.
The noises they made in the darkness here, however, gave him hope.
Slowly and carefully, terrified that any noise might give him away, he turned it.
The noise of the distant car, and its lights, gave him the information he required.
The noise gave way to an only slightly less rasping voice.
The general noise of the ship was giving them cover enough.