Meaning

noun a European corvine bird of small or medium size with red legs and glossy black plumage

originFrom Middle English choughe, choȝe, coo, cheo, from Old English ċēo (“a bird of the genus Corvus, a jay, crow, jackdaw, chough”) and ċeahhe (“a daw”), both from Proto-West Germanic *kahu (“jackdaw, crow”), from imitative Proto-Indo-European *gewH- (“to crow, caw, shout”). Cognate with Scots kae (“jackdaw”), West Frisian ka (“jackdaw”), Dutch kauw (“jackdaw, daw, chough”), Swedish kaja (“jackdaw”).

Etymology from Wiktionary, CC BY-SA 3.0