signalese

noun

1. (uncountable)Words and abbreviations used by radio operators and other signalmen to clarify the letters being sent and received, such as the RAF phonetic alphabet.

   “The signalese for 'S/L' I could decipher, but the NMI defeated me, until I learned that it referred to the fact, an oddity to Americans, that I had 'No Middle Initial'.”

   “The signal "dit-dah-dit- dit-dit" which, in signalese meant "wait", was heard a lot while we attempted to decipher what it was the operator on the other end”

   “The commodore's staff prepares the necessary message using a standardised jargon used by the Navy, sometimes referred to as 'signalese'.”