senior master sergeant
noun/ˌsiːniə ˈmɑːstə sɑːdʒənt/
/ˌsiːniər ˈmæstər sɑːrdʒənt/
- an officer of middle rank in the US air forceTopics War and conflictc2
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senior master sergeant
Definition of senior master sergeant noun from the Oxford Advanced Learner's Dictionary