/ Dictionary / Index P post time: Meaning and Definition of Find definitions for: post' time" Pronunciation: [key] — Horse Racing. Horse Racing. the time at which the entries in a race are required to be at the starting post. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. posttension posttonic Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language