Rhinestone
Origin
A calque of French caillou du Rhin ("Rhine pebble").
Full definition of rhinestone
Noun
rhinestone
(plural rhinestones)- an artificial diamond Lucinda sewed rhinestones into her scarf to add a bit of flair.
Adjective
rhinestone
- made of or encrusted with rhinestones Karl wore a cowboy hat with a rhinestone hatband when he played his country and western gigs.