unionise
Verb
Meaning
form or join a union
recruit for a union or organize into a union
Source: WordNetSynonyms
Hypernyms
Examples
The auto workers decided to unionize
We don't allow people to come into our plant and try to unionize the workers
Ertug points to the potential to unionise Uber drivers and others working for digital platforms, despite the inevitability of Uber replacing all drivers with autonomous vehicles.
But allegations are mounting that Amazon has been squashing workers’ attempts to unionise in several countries.