Super Tuesday 
noun US informal
A day on which several states hold primary elections.‘This showed that our systems are secure,’ she said after the Super Tuesday vote ended with no major technology glitches....
- Before we talk about vice presidents, since we are on the weekend ahead of Super Tuesday, what are the Zogby polls telling you about what might be happening?
- In 1988, presidential candidate Jackson becomes an even greater political force among Democrats when he wins five states and places second in four others in Super Tuesday primaries.