What’s the exact definition of deadstock? Need a clear explanation! or Can someone break down the def

Deadstock isn’t just "old"—it’s pristine, unused inventory. Like, a 1980s Harley Davidson jacket with tags? Deadstock. That same jacket worn every weekend? Not deadstock.

It’s a flex for collectors, so if you’re selling, emphasize the "never used" part. Maybe check out some YouTube vids on how to authenticate deadstock items.