It was their all- purpose old code phrase for "I ACED the quiz.
"Syndrome"
Thomas Hoover
Till Bessie's return he p ACED the room irregularly, chewing the ends of his moustache.
"The Nether World"
George Gissing
Thus the ill humour which a large proportion of the new legislators had brought up from their country seats became more and more ACED every day, till they entered on their functions.
"The History of England from the Accession of James II. Volume 5 (of 5)"
Thomas Babington Macaulay