bratty /ˈbɹæti/adjective 2noun 1forms 5 adjective2 •Characteristic of a brat; unruly and impolite. •Characteristic of a brat (the qualities possessed by a confident and assertive woman). noun1 •(India) A cake of dried cow dung, used for fuel. formsbratties · brattier · more bratty · brattiest · most bratty