[ meyn-fawrs, -fohrs ]
/ ˈmeɪnˈfɔrs, -ˈfoʊrs /
pertaining to regular military units with standard uniforms and equipment.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for main-force
She had spoken low and quietly, but it was a main-force composure, liable to snap like glass.Helmet of Navarre|Bertha Runkle