canning /ˈkænɪŋ/ noun2 •The process of preserving food by heat processing in a sealed vessel (a jar or can).Although aluminium can replace tin in most dry cannings, it is not satisfactory for the canning of acid fruits […] — 1969 •The practice of collecting aluminum cans or other recyclable objects; making money by collecting and selling such things.“In canning, you go where you want and do what you want,” Gadsden says. “You’re your own boss.” — 2016 formscannings