English

Noun

rebuffer ‎(plural rebuffers)

1. One who, or that which, rebuffs.
   • 2001, Leonard Sweet, Soultsunami: Sink Or Swim in New Millennium Culture

     One of the church's great roles is as the great dissenter of every age, the bearer of unwelcome truths, the rebuffer of the wisdoms of the world.

Etymology 2

re- +‎ buffer

Verb

rebuffer ‎(third-person singular simple present rebuffers, present participle rebuffering, simple past and past participle rebuffered)

1. (transitive, computing) To buffer (data) again.
   • 2005, Stephen B. Weinstein, The multimedia Internet

     This avoids client-side buffer underflows and rebuffering interruptions.