Noun
chicon (plural chicons)
(cooking) An edible chicory bud.
Chicon (plural Chicons)
(science fiction fandom slang) A name given to various science fiction conventions held in Chicago, United States.
In 2000, he attended the 58th World Science Fiction Convention (Chicon 2000) as the Author Guest of Honor. Source: Internet
If you’re at Chicon 7, come to the opening ceremonies. Source: Internet