Breadcrumb Home > Dictionary > Index P plank floor: Meaning and Definition of Find definitions for: plank' floor' Pronunciation: [key] — Shipbuilding. Shipbuilding. a floor made from sawed, straight-grained timber. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plank planking TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language