Lewis Short
ēgestĭo (noun F) : egero
* A carrying out or off, an emptying, voiding (post-Aug. and rare): cadaverum et ruderum,Suet. Ner. 38: ventris et urinae,Cael. Aur. Tard. 5, 10; for which simply egestio,Suet. Claud. 44 fin.; Veg. Vet. 5, 14, 6: publicarum opum,a wasting, squandering,Plin. Ep. 8, 6, 7.
Charlton T. Lewis, Charles Short, A Latin Dictionary