Definition of coalition in US English:



  • An alliance for combined action, especially a temporary alliance of political parties forming a government or of states.

    ‘a coalition of conservatives and disaffected Democrats’
    ‘the party was only able to govern in coalition with three or even four other parties’
    as modifier ‘a coalition government’
    • ‘There are many political parties, and prime ministers must forge coalitions.’
    • ‘They will face a tough task forming a governing coalition in a parliament that includes six other parties.’
    • ‘Even before the coalition was built, the party leaders had agreed on an electoral truce.’
    • ‘The party could become part of a ruling coalition for the first time in its history.’
    • ‘Following the increasing public dissatisfaction, a new coalition of civil organizations was established.’
    • ‘A centre-right coalition was formed after elections in 1996 but collapsed in 1999.’
    • ‘As a realist, I am skeptical about whether he can build the necessary political coalitions.’
    • ‘But a coalition of animal welfare groups has successfully rescued more than 30 so far.’
    • ‘However, his Liberal Democrat coalition partners are opposed to any new nuclear power stations.’
    • ‘The last three weeks have witnessed the rise of one of the biggest and broadest political coalitions Britain has ever seen.’
    • ‘His government is an uneasy coalition of ten parties, going under the title " Alliance for Change".’
    • ‘However, he is in coalition with a far-right nationalist party that bitterly opposes both steps.’
    • ‘His party failed to win an overall majority and a coalition government was formed.’
    • ‘The opposition activists are begging him to lead the center-left coalition of parties.’
    • ‘Organised by a coalition of radical organisations to oppose globalisation, the event attracted quite a wide range of people.’
    • ‘To that end, they created military coalitions with the aim of going to war.’
    • ‘Both the ruling party and the main opposition coalitions have already claimed victory.’
    • ‘There has never been a majority in the parliament, and so the governments are coalitions.’
    • ‘They are forming new political coalitions in an attempt to force an end to the occupation.’
    • ‘The three agrarian parties are prohibited from entering into any coalitions with leftist political powers.’
    alliance, union, partnership, affiliation, bloc, caucus
    View synonyms


Early 17th century (in the sense ‘fusion’): from medieval Latin coalitio(n-), from the verb coalescere (see coalesce). Usage in politics dates from the late 18th century.