a SF convention held in Chicago, esp. the 1940 Chicago Science Fiction Convention
IF YOU get this issue the day it appears on your newsstands, you will have just about enough time left to make arrangements to attend the Chicon. ("Chicon:" Fan argot for "Chicago Science Fiction Convention of 1940.")
any evidence 1940
Last modified 2020-12-16 04:08:47
In the compilation of some entries, HDSF has drawn extensively on corresponding entries in OED.