Lewis Short
(adjective) : confīdentĭlŏquus, a, um, confidens-loquor
* Speaking confidently or audaciously; in comp.: nihil est confidentiloquius quam urbani adsidui cives, quos scurras vocant,Plaut. Trin. 1, 2, 164.
Charlton T. Lewis, Charles Short, A Latin Dictionary