סָפַק I (b. h.; cmp. סָפַד) , Pi. סִיפֵּק 1) to strike, clap, esp. to clap the hands against the hips to a certain tune in mourning or in rejoicing; cmp. טָפַח I. Bets. V, 2 (36ᵇ) ולא מְסַפְּקִין וכ׳ you must not clap or dance (on the Sabbath or Holy Day). Tosef. Sabb. VI (VII), 2 המְסַפֵּק וכ׳ he who strikes the hip, claps hands or dances by a flame (a superstitious practice); a. e.—V. סִיפּוּק I. —2) (cmp. נָקַף, נָקַשׁ) to join closely; to attach; to engraft Y. Sabb. V, beg. 7ᵇ במְסַפֵּק חבל על חבל when he ties a rope to a rope (of the halter). Kil. VI, 9 סִפְּקָהּ בחבל וכ׳ if, in training the vine, he attached to it a rope or a reed (with which he fastened it to a plant). Par. XII, 1 האזוב … מְסַפְּקוֹ וכ׳ if the hyssop is too short, he ties it to a thread &c. Y. Orl. I, 61ᵃ bot. ילדה שסִיפְּקָהּ a young plant (subject to ‘Orlah) which one engrafted on an old tree; a. fr.—V. סִיפּוּק I.