Function: noun
Date: circa 1962
: a noncommissioned officer in the air force ranking above a master sergeant and below a chief master sergeant
Function: noun
Date: circa 1962
: a noncommissioned officer in the air force ranking above a master sergeant and below a chief master sergeant
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012