CLOISTER TIME—Ten or twelve weeks at the latter end of Long Half, commencing about Whitsunday and ending at Standing-up week, (v. inf.)
CLOISTER ROUSH—An annual engagement between Cloisters and Senior Part in School at the beginning of Cloister Time.
CLOW—A box on the ear.
COLLEGE WARE—Crockery that fell without breaking.
COMMON TIME—The Short Half, and beginning of Long, up to Easter Time.
COMMONERS—The boys not on the foundation. Also the building they lived in.
COMMONER GRUB—An entertainment given by Commoners to College after the cricket matches.
COMMONERS SPEAKING—The day on which the speakers selected from among the Inferiors declaimed.
CON—A blow on the head given with the knuckles or any other hard substance, derived from κoνδυλον, a knuckle.