Definition of super tuesday in English English dictionary
February 5|February 5]], on which an increasingly large number of states hold their primary elections for the process of nominating presidential candidates
Tuesday in March on which 16 states hold presidential primaries and caucuses (U.S. Politics)
in the US, the second Tuesday in March during a year when there is an election for the position of President. Before the main election in November, there is a series of primary elections, in which the people in each state choose the person that they want as their party's candidate for President. On Super Tuesday there are several important primaries in different states all on the same day