COMMANDMENT Meaning of COMMANDMENT in English com ‧ mand ‧ ment /kəˈmɑːndmənt $ kəˈmænd-/ BrE AmE noun [countable] one of the ten rules given by God in the Bible that tell people how they must behave Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012