Lewis Short
(verb) : văcŭo, āvi, ātum, 1, vacuus
* To make empty or void; to empty, clear, free (mostly post-Aug.): locus inanitus ac vacuatus,Lucr. 6, 1023: sulcum,Col. 3, 13, 10: dolia a mercatoribus vacuata,id. 12, 50, 14: Elysium nemus,Mart. 11, 5, 6: saecula putr: penso, Stat. Th. 3, 642: sanguine vacuatus,Aur. Vict. Epit. 43.
Charlton T. Lewis, Charles Short, A Latin Dictionary