יַבְחוּשׁ, (v. בָּחַשׁ) a sort of gnat, a (red) insect found in liquids. Tosef. Yad. (T’bul Yom) II, 3 י׳ שבריתו וכ׳ a yabḥush which originates in the water.—Pl. יַבְחוּשִׁים, יַבְחוּשִׁין. Tosef. Ter. VII, 11; Ḥull. 67ᵃ. Nidd. III, 2 כמין י׳ אדומים looking like a mass of red insects; Tosef. ib. IV, 2. Zeb. 22ᵃ