prewarning

Verb

prewarn (third-person singular simple present prewarns, present participle prewarning, simple past and past participle prewarned)

1. (transitive) To warn beforehand; to forewarn.
   • The credited testimony of Borden shows that Adams on October 12 prewarned him about the discharge and told him that the ground for the discharge would be the misshading of materials ( i.e. selecting materials for manufacture into a batch of shirts which were not of matching shades).1971, United States. National Labor Relations Board, Decisions and Orders of the National Labor Relations Board, page 889