I think he called it a "shellacking."
President Gerald Ford
he defeated Stephen Douglas and others for president
incumbent President Gerald R. Ford
His main challenger was Republican Mitt Romney. But there were several other third-party candidates on the ballot, like Libertarian Gary Johnson and Green Party candidate Jill Stein. President Obama defeated all of them, to win re-election in November 2012.
President Bill Clinton defeated former Senator Robert Dole in the 1996 presidential election.
Benjamin Harrison won the 1888 presidential election defeating incumbent President Grover Cleveland. In the 1888 presidential election Benjamin Harrison received 233 electoral votes and Grover Cleveland received 168 electoral votes. The popular vote totals were Cleveland 5,534,488 and Harrison 5,443,892.
Jimmy Carter
The word "incumbent" refers to the person who is currently in office. So, the incumbent president refers to President Obama. His challenger in the 2012 election was Mitt Romney. In politics, the incumbent is the one who holds the job-- whether it's the governor or mayor or president; the person trying to win that job in an election is the challenger, who is trying to defeat the incumbent.
James Carter
James Madison defeated Federalists Charles Cotesworth in the election!
Herbert Hoover
Wendell Willkie.