bent on

bent on (doing something)

Very determined to do something, perhaps aggravatingly so. She's bent on coming here for the weekend, so we better clean the guest room. I'm bent on getting an A on this exam, so I've been studying all week.
See also: bent, on
Farlex Dictionary of Idioms.

bent on

Also, bent upon. Determined, resolved, as in Jamie is bent on winning the math prize. This phrase, first recorded in 1762, always uses the past participle of the verb bend in the sense of "tend toward."
See also: bent, on
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • bent on (doing something)
  • bent on doing
  • bent on something/on doing something
  • be hell-bent on
  • be hell-bent on something/on doing something
  • hellbent
  • hell-bent
  • bend out of shape
  • bent out of shape
  • bent double