Definition of brand:
a branding iron
; a mark of ownership made by burning, e.g. on cattle
"brands of breakfast cereal."
to burn the flesh with a hot iron, either as a marker (for criminals, slaves etc.) or to cauterise a wound; to mark (especially cattle) with a brand as proof of ownership
"when they caught him, he was branded and then locked up."
associated with a particular product, service, or company
"that computer company has brand recognition."