Breadcrumb Home > Dictionary > Index D de plano: Meaning and Definition of Find definitions for: de pla•no Pronunciation: (di plā'nō, dē, dā), [key] — Chiefly Law. Chiefly Law. without argument. by manifest right; plainly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. deplane deplete TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language