Entry 1 sense Webster, 1913 Foreshow · Fore·show · IPA /fɔːˈʃəʊ/ 01 v. t. To show or exhibit beforehand; to give foreknowledge of; to prognosticate; to foretell. 1. To show or exhibit beforehand; to give foreknowledge of; to prognosticate; to foretell. “Your looks foreshow You have a gentle heart.” — Shak. “Next, like Aurora, Spenser rose, Whose purple blush the day foreshows.” — Denham.