Definitions

1. verb

to remove a kink or twist from something, especially a rope or cord

“She had to unkink the rope before hoisting the heavy load.”

2. verb

to straighten or uncoil something

“The machine unkinked the metal wire, making it usable again.”

3. noun

the act of removing a kink or twist from something

“The unkink of the rope was essential for the rescue operation.”