National War Labor Board: Meaning and Definition of

Na'tional War' La'bor Board"

Pronunciation: [key]
— U.S. Govt. U.S. Govt.
  1. the board (1942–45) that mediated and arbitrated labor disputes. Abbr.: NWLB, WLB
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.