A metric used in NBA basketball that is similar to Field Goal Percentage, but adds an additional parameter.
2. (Government, Politics & Diplomacy) politics. a. the middle of a term of office, esp of a presidential term, when congressional and local elections are held. b. (as modifier): midterm elections.
The elections in which Americans vote for their congressional representatives but not for their president are known as midterm elections. Every two years, Americans elect members of the U.S. House of Representatives to two-year terms and about one-third of their U.S. senators, who serve six-year terms.