profess Copy link • profess: prŏfĭteor, fessus, 2: they p. to teach, profitentur se docere, Cic. N. D. 1, 5, 10: to p. to be a grammarian, grammaticum se p., id. Tusc. 2, 4, 12. Also with acc. of the art or science p.'d, id. in Pis. 29, 71.