for all someone is worth

for all (one) is worth

1. To the greatest degree or extent of one's ability; to the utmost; as vigorously or intensely as possible. When I saw the police approaching, I ran for all I was worth.
2. As much as one has available or to offer. If you can't get her to sign a prenup now, that guy is liable to take her for all she's worth if they get divorced.
See also: all, worth
Farlex Dictionary of Idioms.

for all someone is worth

1 as energetically or enthusiastically as someone can. 2 so as to obtain everything you can from someone. informal
1 1995 Kate Atkinson Behind the Scenes at the Museum In the kitchen, Brian, Adrian's lover, is wearing Bunty's pink rubber gloves and washing up for all he's worth.
See also: all, someone, worth
Farlex Partner Idioms Dictionary
See also:
  • do something for all you are worth
  • for all (one) is worth
  • for all is worth
  • for all one is worth
  • (one's) heart out
  • fierce
  • drill (someone) (with questions)
  • hammer away at
  • hammer away at (someone)
  • laugh till you cry