Letters that make ABM
a, b, m are letters that make 'ABM'
MBA is an anagram of 'ABM'
1 possible definitions for 'ABM'
Under this definition, abm is a noun and has the following properties:
antiballistic missile has the same meaning as ABM
'ABM' can be a type of guided missile.
"the Strategic Arms Limitation Talks placed limits on the deployment of ABMs"