any residential area populated by gratuitous amounts of promiscuous women. A good indicator that you are unknowingly in whisper alley is women of the night lurking in the cut. Also known as glass houses or soapies in the far east.
FC-371 (Camp Lejeune) 1st deck backside, is such a whisper alley."
Boster: "Yo, Perry, you better stay away from whisper alley, you keep fuckin with those skeezas-you're gonna catch something."
Perry: "I'll take my chances"