All 3 Uses

resignation
in
Immortal in Death
(Auto-generated)

Resigned, she took off...
Chpt 1 *

resigned = having accepted something unpleasant as unavoidable
If you pull me, I will take leave and pursue the case on personal time. If necessary, I will resign.
Chpt 5 *

resign = quit (her job)
Your resignation would not be accepted.†
Chpt 5

Definitions:

(1) (resignation as in: submitted her resignation)
to quit -- especially a job or position; or a document expressing such an act
(2) (resignation as in: accepted it with resignation)
acceptance of something undesired as unavoidable or the lesser of evils
(3) (meaning too rare to warrant focus)
To resign can also more specifically mean to surrender or give up as in "I was clearly going to lose the chess game, so I resigned;" or "She resigned all pretense."