ABMMeanings1nounantiballistic missile; ABMMilitary term for a missile designed to intercept and destroy ballistic missiles.ABMシステムの開かい発はつには多た額がくの費ひ用ようがかかる。Developing an ABM system requires enormous costs.2nounactivity-based management; ABMBusiness management approach focusing on analyzing activities to improve efficiency and reduce costs.ABMを導どう入にゅうして間かん接せつ費ひの削さく減げんに成せい功こうした。