. _:vb7124604 "1968, Marvin B. Scott, The Racing Game, page 160:"@en . _:vb7124603 "A box-office bomb when it first came out, the film was a sleeper, becoming much more popular decades after being released."@en . _:vb7124602 . _:vb7124603 . _:vb7124604 . _:vb7124604 "For example, the [racehorse] trainer may have tipped a betting syndicate that he is about to unleash a sleeper [\u2026]"@en . . "7" . _:vb7124602 "Something that achieves unexpected success after an interval of time."@en .