I. ˈjā noun
Etymology: Middle English, from Anglo-French, from Late Latin gaius
Date: 14th century
1.
a. : 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
b. : any of various usually crested and largely blue chiefly New World birds that are related to the common Old World jay and have roving habits and harsh voices — compare blue jay
2.
a. : an impertinent chatterer
b. : dandy 1
c. : greenhorn
3. : a moderate blue
II. noun
Date: circa 1889
1. : the letter j
2. : joint 4