Recklessly determined to do or achieve something(adjective)
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Use "hellbent" in a sentence
"On the extreme contrary, today's Department of Defense leadership is awash with a tsunami of fundamentalist Christian religious predators, literally 'hellbent' on using the draconian spectre of military command influence not only to unconstitutionally force helpless subordinate service men and women to accept their own biblical worldview, but to turn their subordinates into religious predators themselves."
"Lively Woman is indeed, as Carlyle would put it, "hellbent" on purification of politics by adding herself as an ingredient."
"He's "hellbent" for socialism despite what America says it wants."