Meaning of Bible-thumping in English:

Bible-thumping

Pronunciation /ˈbʌɪb(ə)lˌθʌmpɪŋ/

adjective

informal North American attributive
  • Denoting a person who expounds or follows the teachings of the Bible in an aggressively evangelical way.

    • ‘a Bible-thumping evangelical Protestant’

noun

mass nouninformal North American
  • The action of expounding or following the teachings of the Bible in an aggressively evangelical way.

    • ‘all the Bible-thumping in the world doesn't make one a good Christian’