Definitions

1. verb

to remove a plank from something, especially a ship or a platform

“The ship had to be unplanked before it could be repaired.”

2. verb

to remove the planking from something, especially to make it flat

“The floor had to be unplanked before it could be refinished.”

3. noun

an act of removing a plank from something

“The unplanking of the ship took several days.”