Lewis Short
(verb) : in-cēro, no
* Perf., ātum, 1, incero, to smear or cover over with wax: canaliculum,Cels. 8, 8, § 1. — Poet.: genua deorum, i. e. to smear the knees of the gods by constant embraces and kisses; to be persistent in prayers, Juv. 10, 55 (cf. Prud. cont. Symm. 1, 203; others explain, to attach waxen tablets, containing written prayers, to the knees of the statues of gods; cf.: tacitas preces in templo deis allegasti,App. Mag. 54, p. 309); so, genua Dianae,Prud. Apoth. 457: lapides (religio),id. Ham. 404.
Charlton T. Lewis, Charles Short, A Latin Dictionary