Noun
bike lock (plural bike locks)
A device, fitted with a lock, that is used to immobilise a bicycle when not in use.
I am thankful the most important key in history was invented. It's not the key to your house, your car, your boat, your safety deposit box, your bike lock or your private community. It's the key to order, sanity, and peace of mind. The key is 'Delete.' Elayne Boosler