פִּרְפֵּר, Pilp. of פָּרַר) to crush, crumble, pulverize. Tosef. Sabb. XII (XIII), 14 מְפַרְפְּרִין גלוסקין וכ׳ you may crumble a piece of fine bread (into milk &c.) for a sick person &c. Bets. 17ᵇ; Tosef. ib. II, 4 פ׳ ביצה על וכ׳ if one crumbles a hard-boiled egg over fish; Y. ib. II, 61ᵇ; a. e.