or not phrase 2particle 1 phrase2 •Emphasizes that a particular claim or idea makes no difference regarding what can or has happened. •A sardonic response to a new event that contradicts what the speaker has just stated."I bet the green car will make it unscathed!" said Mildred. Suddenly, there came a loud crunch from the racetrack. "Or not," she sighed. particle1 •(Singapore, informal) Final interrogative particle, forming a yes/no question from a declarative statement.Are you coming or not?