Look up Partisan (political) in Wiktionary, the free dictionary

In politics, a partisan is a person who supports a cause, party, or goal fervently, usually to the exclusion of all others. Wikipedia does not have an article with this exact name. ... Wiktionary logo Wiktionary[1] is a Wikimedia Foundation project intended to be a free wiki dictionary (including thesaurus and lexicon) in every language. ...

In multi-party systems, the term is typically understood to describe a person who supports their party's measures without an eye to fairness or compromise with their opponents.

In Commonwealth Realms, for example, the monarch is seen as being distinctly non-partisan and thus is vested with certain powers to form or dissolve governments when there is a democratic impasse. This is in contrast to professional politicians who are expected to push for their party's interests. The Commonwealth Realms, shown in pink A Commonwealth Realm is any one of the 16 sovereign states of the Commonwealth of Nations that recognise Queen Elizabeth II as their Queen and head of state. ...