ruminant /ˈɹuːmɪnənt/adjective 2noun 1forms 3 adjective2 •Chewing cud. •Pondering; ruminative.“I wonder what a paradox is,” remarked the priest in a ruminant manner. — 1927 noun1 •Any artiodactyl ungulate mammal which chews cud in the suborder Ruminantia, such as cattle or deer.Flesh behind steel and glass is unprotected From enemies that whisper to the blood; The scratch forgotten is the scratch infected; The ruminant, reason, chews a poisoned cud. — 1941 formsruminants · more ruminant · most ruminant