צָלַף (cmp. צלל) to vibrate.
Hif. - הִצְלִיף to swing (a whip); to strike. Yoma V, 3, sq. לא היה … אלא כמַצְלִיף (in sprinkling upward and downward) he did not aim at a certain point above or below, but made the movement of swinging a whip; ib. 15ᵃ; a. e., v. מַנְגְּדָנָא a. טִבְרֵר.