Definition of MacDonaldite in English:

MacDonaldite

Pronunciation /məkˈdɒnldʌɪt/

noun

historical
  • A supporter of Ramsay MacDonald or his policies, especially the moderate socialist policies associated with him, or such policies in general.

adjective

historical
  • Of, relating to, or supporting Ramsay MacDonald or his policies.

Origin

1920s; earliest use found in Labour Monthly. From the name of James Ramsay MacDonald + -ite.