n.
Pronunciation: ' pla ŋ k
Function: noun
Etymology: Middle English, from Anglo-French plaunke, planche, from Latin planca
Date: 13th century
1 a : a heavy thick board especially : one 2 to 4 inches (5 to 10 centimeters) thick and at least 8 inches (20 centimeters) wide b : an object made of a plank or planking c : PLANKING
2 a : an article in the platform of a political party b : a principal item of a policy or program