burstlet UK /ˈbɜːst.lɛt/US /ˈbɝːst.lɛt/ noun2 •A short burst (of energy)A burstlet of brain confusion kept me from grasping what the pet sitter was saying. "Charlene, do you mean she's dead?" — 2008 •A form of packaging for liquids that "burst" in the mouth formsburstlets