73 is an old telegraph code that means “best regards”. The code comes from the 92 code published on 1859 by the Western Union company. In the 92 code, the meaning of 73 changed from “all my love” to “accept my compliments” later on 1908 the term definition changed to the current “best regards” Being altready plurar, the usage of 73s should be considered an error.
Categories: Abbreviations
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