The Slang Dictionary, by John Camden Hotten--The Project Gutenberg eBook
What does it mean when a man or woman wears a small black choker necklace around their neck in public, does it mean the person is a submissive in BDSM relationship? -
What is a Choker Necklace? – Fetchthelove Inc.
What is the meaning behind a choker necklace? - Quora