BT BB 54a(14) :שקל מוליא ושדא בנצא‏ : he took (earth) from a mound and put it in a ditch
See the entire entry for mullāy, mullāyā v.n.D completion

BT BB 54a(14) :שקל מוליא ושדא בנצא‏ : he took (earth from) a mound and put it in a ditch [i.e. he leveled the area]
See the entire entry for nṣ#3 n.m. ditch