Related Clues:

• Bordello freaks out with one of those on the entrance that is loud when pressed
• Visitor may get a buzz out of this implement, or phone inventor
• Push button to ring
• It signals a new arrival, at a push
• Domestic chimer
• Way to achieve entrance as backward children, English learners
• Press it to gain access
• A ringer for Bolero adaptation in Donegal
• Chicks raised wing as indicator of arrival
• Push it to ring for entry
• Don't knock until you've tried it
• One may show press instruction at an opening
• When depressed, you could find it helps to get over the threshold
• Alternative to a knocker