( BrE also union·ise ) / ˈjuːniənaɪz; NAmE / verb
to organize people to become members of a trade / labor union ; to become a member of a trade / labor union :
[ vn ]
a unionized workforce
[ v ]
They were forbidden to unionize.
► union·iza·tion , union·isa·tion / ˌjuːniənaɪˈzeɪʃn; NAmE -nəˈz-/ noun [ U ]