n. — Food & Drink
a fundraising supper held by a community group or church, usually in the fall.
Type: 5. Frequency — The expression is virtually restricted to Canada (see Chart 1) and to the prairies. While fowl supper predominates in Saskatchewan (see fowl supper entry, Chart 2), fall supper is most common in Manitoba (see Chart 2).
See also COD-2, s.v. "fall supper", which is marked "Cdn".
See also: fowl supper
Images:

Chart 1: Internet Domain Search, 8 Aug. 2012 
Chart 2: Regional Domain Search, 21 Sep. 2012