Bull Moose

noun

A member of the Progressive Party (United States, 1912), an American political party formed by former President Theodore Roosevelt after a split in the Republican Party.

Meanings

nounBull Moose (plural Bull Mooses)

plural Bull Mooses · alternative Bull Mooser

  1. historicalA member of the Progressive Party (United States, 1912), an American political party formed by former President Theodore Roosevelt after a split in the Republican Party.
proper noun
  1. A township in Cass County, Minnesota, United States, named after the Bull Moose Party.

Origin

Journalists quoted Roosevelt saying "I feel like a bull moose" shortly after the new party was formed.

Full word history & related roots →
Cite this entry
APA

Bull Moose. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Bull%20Moose

MLA

“Bull Moose.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Bull%20Moose. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Bull Moose,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Bull%20Moose.

Source: Bull Moose on Wiktionary, CC BY-SA 4.0.