Related Clues:

• It may be picked up in a dumpster
• Big stink
• Telltale ___
• Baking soda target
• Return of a sort
• Dumpster emanation
• Something sensed
• Off-the-wall response
• Feedback, of a sort
• Quick comeback?
• Sound effect
• Sonic boomerang
• Sonic remnant
• Audio feedback, of a sort
• Alpine bounceback