play it for all it's worth - Wiktionary, the free dictionary

play it for all it's worth (third-person singular simple present plays it for all it's worth, present participle playing it for all it's worth, simple past and past participle played it for all it's worth)

1. (idiomatic) to take full advantage of
2. (idiomatic) To go the maximum extent; to go all the way

   • 1910 October, Jack London, Burning Daylight, New York, N.Y.: The Macmillan Company, →OCLC:

     I tell you-all boys, when you-all got a hunch, play it for all it's worth. What's luck good for, if you all ain't to ride it? And when you-all ride it, ride like hell.