founding father

Noun founding father has 2 senses

• founding father(n = noun.person) - a member of the Constitutional Convention that drafted the United States Constitution in 1787;
is a member of constitutional convention
is a kind of national leader, solon, statesman

• founding father(n = noun.person) beginner, father, founder - a person who founds or establishes some institution; "George Washington is the father of his country"
has particulars: cofounder, coloniser, colonizer, foundress
is a kind of conceiver, mastermind, originator