Lewis & Short

1. ŏlētum, i, n. [olea], a place planted with olive-trees; an olive-yard (ante-class. for the class. olivetum), Cato, R. R. 3, 5.

2. ŏlētum, i, n. [oleo], filth, dirt, excrement (very rare): oletum, stercus humanum, Paul. ex Fest. p. 203 Müll.: veto quisquam faxit oletum, Pers. 1, 112.