Whig

noun

• 1a member of the British reforming and constitutional party that sought the supremacy of Parliament and was eventually succeeded in the 19th century by the Liberal Party. Compare with Tory (sense 1 of the noun).

• 2a supporter of the American side during the War of American Independence.
• a member of an American political party in the 19th century, succeeded by the Republicans.

• 3a 17th-century Scottish Presbyterian.

• 4 [as modifier] denoting a historian who interprets history as the continuing and inevitable victory of progress over reaction.