/ riˈɑːm; NAmE -ˈɑːrm/ verb
to obtain, or supply sb with, new or better weapons, armies, etc. :
[ v ]
The country was forbidden to rearm under the terms of the treaty.
[ vn ]
Rebel troops were being rearmed.
► re·arma·ment / riˈɑːməmənt; NAmE -ˈɑːrm-/ noun [ U ]