Harris said, however, that the river would suit him to a "T." I don't know what a "T" is (except a sixpenny one, which includes bread-and- butter and cake AD LIB., and is cheap at the price, if you haven't had any dinner). It seems to suit everybody, however, which is greatly to its credit.
Three Men in a Boat: (to Say Nothing of the Dog) (ed. 1891)