Signalese

noun

noun ·Rare ·Advanced level

Definitions

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

    "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'."

Example

More examples

"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'."

Etymology

From signal + -ese.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.