Search Result for "night letter":
Wordnet 3.0

NOUN (1)

1. a cheaper form of telegram sent for delivery the next day;


The Collaborative International Dictionary of English v.0.48:

Night letter \Night letter\, Night lettergram \Night lettergram\ See Letter, above. [Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):

night letter n 1: a cheaper form of telegram sent for delivery the next day