Breadcrumb Home > Dictionary > Index P prime time: Meaning and Definition of Find definitions for: prime' time' Pronunciation: [key] — Radio and Television. Radio and Television. the hours, generally between 8 and 11 p.m., usually having the largest audience of the day. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. primero primeval 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: occultation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language