Wiktionary
labour union
n. (context Canada British spelling English) (alternative spelling of labor union English)
Usage examples of "labour union".
Remembering how Hazzard allowed the new labour union to form in the American sector there was a danger he might try the same trick with the city government.
Langhorne was present, however, and I saw him once talking to a group of labour union leaders and later to Justice Pomeroy, an evidence of how successful the meeting was in hiding, if not burying, the hatchet.
I got a call from a producer who wanted me to scout for a labour union film.