Definition of national serviceman in English:

national serviceman

(also national service man)

Pronunciation /ˌnaʃ(ə)n(ə)l ˈsəːvɪsmən/ /ˌnaʃən(ə)l ˈsəːvɪsmən/

noun

  • A man performing national service.

Origin

1940s; earliest use found in The Times. From national + serviceman, after national service.