'Chickadee' definitions:

Definition of 'chickadee'

From: WordNet
noun
Any of various small grey-and-black songbirds of North America

Definition of 'Chickadee'

From: GCIDE
  • Chickadee \Chick"a*dee`\, n. (Zool.) A small bird, the blackcap titmouse (Parus atricapillus), of North America; -- named from its note. [1913 Webster]