Meaning of COLLATION in English
n. 1 the act or an instance of collating. 2 RC Ch. a light meal allowed during a fast. 3 a light informal meal.
[ ME f. OF f. L collatio -onis (see COLLATE): sense 2 f. Cassian's Collationes Patrum (= Lives of the Fathers) read by Benedictines and followed by a light meal ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012