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founding father

British  

noun

  1. (often capitals) a person who founds or establishes an important institution, esp a member of the US Constitutional Convention (1787)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Before he became a patriot and founding father, Benjamin Franklin was a businessman.

From The Wall Street Journal • May 29, 2026

Biographer Ron Chernow calls Washington’s decision to free his slaves “glorious. . . . He did what no other founding father dared to do.”

From The Wall Street Journal • Jan. 25, 2026

For so long the giants of Welsh politics, Labour confront social changes and a fragmented electorate in the political home of its founding father, Keir Hardie.

From BBC • Jan. 23, 2026

Perhaps they will invoke the advice of one founding father, Benjamin Franklin, who wrote that "An investment in knowledge pays the best interest."

From Salon • Apr. 6, 2025

In scientific terms, though, Tyson is regarded as the founding father of comparative anatomy, which looks at the physical relationships between different species.

From "The Scientists" by John Gribbin

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