The Collaborative International Dictionary of English v.0.48:
Verdin \Ver"din\, n. [Cf. Sp. verdino bright green, F. verdin the yellow-hammer.] (Zool.) A small yellow-headed bird (Auriparus flaviceps) of Lower California, allied to the titmice; -- called also goldtit. [1913 Webster]WordNet (r) 3.0 (2006):
verdin n 1: very small yellow-headed titmouse of western North America [syn: verdin, Auriparus flaviceps]