blue shift

== English == === Etymology === From blue +‎ shift, referring to the Democratic Party's political color. === Pronunciation === === Noun === blue shift (uncountable) (US politics) An observed phenomenon in which an apparent early Republican lead after the polls close on the night of an election is diminished by the counting of mail-in ballots later in the evening or in the days after Election Day. Synonym: red mirage (physics) Alternative form of blueshift. === Further reading === blue shift (politics) on Wikipedia.Wikipedia