keck /kɛk/noun 2verb 1forms 3 noun2 •(dialect) The cow parsley (Anthriscus sylvestris). •animal dung verb1 •To heave or retch as if to vomit.The faction (is it not notorious?) / Keck at the memory of Glorious [William III of England]: […] — 1728 formskecked · kecking · kecks