The Collaborative International Dictionary of English v.0.48:
Jackdaw \Jack"daw`\, n. [Prob. 2d jack + daw, n.] (Zool.) See Daw, n. [1913 Webster]WordNet (r) 3.0 (2006):
jackdaw n 1: common black-and-grey Eurasian bird noted for thievery [syn: jackdaw, daw, Corvus monedula]