BT Pes 88a(6) :מיכלהו סמא דמיתותא‏ : their food is poison
See the entire entry for mēḵal, mēḵlā n.m. food

BT Pes 88a(6) :מיכלהו סמא דמיתותא והיכי עסקי בבלאי באוריתא‏ : their food is 'poison', so how do the Babylonians study the Torah?
See the entire entry for sam, sammā n.m. medicine; poison; pigment