Definition of "Chi"

Chi¹

proper noun
1. (historical, dated) Qi, an ancient Chinese duchy, and later kingdom, under the Zhou dynasty
2. A Chinese surname.

Chi²

noun
plural Chis
1. (informal) Clipping of Chihuahua.

Chi³

/ʃaɪ/

proper noun
1. (slang) Chicago
  Quotations
  I arrived in Chi quite early in the morning, got a room in the Y, and went to bed with a very few dollars in my pocket.
  1957, Jack Kerouac, On the Road, Viking Press
2. (slang) Chichester (city in England)

Chi⁴

proper noun
plural Chis
1. A male given name.