sermōcĭnor, ātus, 1, v. dep. n. [sermo].
I To talk with any one, to parley , converse , commune , discourse about any thing (rare but class.; syn. colloquor): consuetudo sermocinandi, Cic. Inv. 2, 17, 54: cum aliquo, id. Verr. 2, 1, 52, § 138: psittaci etiam sermocinantes, Plin. 10, 41, 58, § 117.— Act. collat. form sermōcĭno , Isid. Orig. 1, 39, 2.—
II In partic. (acc. to sermo, I. B. 1.), to hold a literary conversation , to dispute , discuss : exquisitius sermocinari, etc., Suet. Tib. 56: pluria forte quis dixit sermocinans vir apprime doctus, Gell. 5, 21, 1.— Hence, * sermōcĭnanter , adv., in discourse or conversation : horas extrahere, Sid. Ep. 8, 6 med.