Definition of "untold"

As Royal Engineers General Mungo Melvin, who has been helping with the draft, put it: "This is the last untold story of the Normandy Invasion."

2023 June 28, Christian Wolmar, “The railway's crucial role in the Normandy invasion”, in RAIL, number 986, page 45

Huge swaths of Port-au-Prince lay in ruins, and thousands of people were feared dead in the rubble.

2010 January 14, Simon Romero, “Haiti Lies in Ruins; Grim Search for Untold Dead”, in The New York Times‎

More importantly, there is an untold multitude of Indian English terms that have never been given lexicographical treatment in any dictionary.

2012, James Lambert, “Beyond Hobson-Jobson: A new lexicography for Indian English”, in World Englishes‎, page 301

The South propose to found a Government on servile labor, not as it originally was an accident and an incident, but as the degrading and disgraceful foundation of a Government, and to such a Government as this the Chicago platform offer an armistice, and ask the American men to beg to it for peace. He closed with an appeal to all -- to those at the loom and at the plow, in the army and in the navy, in the workshop and in the counting room to spurn forever from their recognition and their confidence the base men who would not only degrade and disgrace the party they pretend to represent, but would also bring untold disgrace and dishonor upon our country and our flag.

1864 November 6, “THE WAR DEMOCRACY.; Immense Meeting at the Brooklyn Academy of Music. A LARGE AND FASHIONABLE AUDIENCE. A Masterly Speech by Major-Gen. Sickles. MAJ.-GEN. DANIEL E. SICKLES.”, in The New York Times‎, archived from the original on 14 September 2023, page 1‎