Meaning

1 senses
  1. (US, slang)An officer who graduated from a military academy.

Origin

An allusion to the graduation rings they may wear.

An allusion to the graduation rings they may wear.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: ring knockers
Singularring knocker
Pluralring knockers

regular

See also

neighbours in the dictionary
ring knocker — meaning, examples, forms, synonyms | Krumeto