jay
1. jay \'ja-\ n [ME, fr. MF jai, fr. LL gaius] 1a: a predominantly fawn-colored Old World bird (Garrulus glandarius) of the crow family with a black-and-white crest and wings marked with black, white, and blue 1b: any of numerous crested largely blue birds that with the common Old Wor ld jay constitutes a subfamily of the crow family, having roving habits and harsh voices, and are often destructive to the eggs and young of other birds 2a: an impertinent chatter 2b: DANDY 2c: GREENHORN 3: a moderate blue 2. jay n : the letter j
Webster's English Dictionary