bound and determined to
Firmly resolved to, as in He was bound and determined to finish the assignment before taking on another. This phrase is a redundancy used for emphasis, as bound and determined here both mean “resolved to.” Also see bound to.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.