from Wiktionary, Creative Commons Attribution/Share-Alike License.
superlativeform of chesty: most chesty.
Sorry, no etymologies found.
And as much fun as it was to scour the internet for the chestiest pic of Salma we could find, we still don't approve of this kind of underhanded hackery.
I kept waiting to run into my family posting up flyers of me on the boardwalk, my mom, the tallest blackest chestiest thing in sight, Oscar looking like the brown blob, my tía Rubelka, maybe even my tío if they could get him off the heroin long enough, but the closest I came to any of that was some flyers someone had put up for a cat they lost.