Has an AFL game ever ended 140-114?
Exactly once. On May 8, 1982, Richmond beat St Kilda 140-114, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 140-114 in league history.
That makes 140-114 the 3885th most common final score out of 6,649 that have ever occurred in AFL. One point away, 141-114 has happened 1 times and 140-115 has happened never.