פִּשְׁפָּשׁ III, (פִּשְׁפֵּשׁ II) melting, dissolving. Yalk. Lam. 1000 (ref. to למס, Lam. I, 1) אין לשון מס אלא לשון פ׳ וכ׳ mas means melting, as we read (Ex. XVI, 21) &c.