Entry 3 senses · 2 variants Webster, 1913 Heckle /hĕk'-əl/ · Hec·kle · IPA /ˈhɛkəl/ n. & v. t. v. t. 01 n. & v. t. Same as Hackle. 1. Same as Hackle. See: Hackle 02 v. t. To interrogate, or ply with questions, esp. with severity or antagonism, as a candidate for the ministry. 1. To interrogate, or ply with questions, esp. with severity or antagonism, as a candidate for the ministry. “Robert bore heckling, however, with great patience and adroitness.” — Mrs. Humphry Ward. 2. To shout questions or jibes at (a public speaker), so as to disconcert him or render his talk ineffective.