Lewis Short
(verb) : sūgo, xi, ctum, 3, root svag-; cf. sucus
* To suck (class.).
* Lit.: (animalium) alia sugunt, alia carpunt,Cic. N. D. 2, 47, 122: (agni) matris sugunt mammam,Varr. R. R. 2, 1, 20: porca frequentiore numero sucta deficiet,exhausted,Pall. Febr. 26, 5: terram,to exhaust,Varr. R. R. 1, 44, 3.
* Trop.: cum lacte nutricis errorem suxisse,to have sucked, imbibed,Cic. Tusc. 3, 1, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary