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He/She is that party's presidential nominee.
This is called a political convention.
He was the first African-American nominee for President from a major political party.
Elections in which voters determine a political party's nominee for a general election.
He was a member and a founder of the democratic party
John Bell was the nominee of the Constitutional Union Party in the 1860 U.S. presidential election.
The winner of the primary is the party nominee.
A presidential Primary
Any electoral college elector has the right to officaly support their political party's presidential nominee/candidate.
The 1844 Whig Party Presidential Nominee was Henry Clay. That was the third U.S. presidential election in which he represented a major political party.
Mary Robinson is no longer the Irish President. Her term was from 1990 to 1997. She was a nominee of the Labour Party. Michael D. Higgins, the current president, was a nominee of the Labour Partyl. Irish presidents are apolitical, so they do not belong to any party once in office.
Voters assemble in a closed meeting with members of a political party, (ie; Democrat or Republican) to declare your nominee for the presidential election.