Answer:

msgt

Answer	Crossword Clue
MSGT	High-ranking NCO
MSGT	NCO rank
MSGT	Bilko's mil. rank

MSGT	Bilko's mil. rank in "The Phil Silvers Show"
MSGT	E. Bilko's rank
MSGT	USMC rank
MSGT	Certain NCO
MSGT	N.C.O. rank
MSGT	An NCO
MSGT	Army NCO
MSGT	USAF rank

MSGT	Senior NCO
MSGT	Air Force E-7
MSGT	Bilko's mil. rank on "The Phil Silvers Show"
MSGT	Highest noncom.
MSGT	N. C. O.
MSGT	Noncom: Abbr.
MSGT	N.C.O.
MSGT	A noncom

MSGT	An officer below a lt.
MSGT	Certain N.C.O.
MSGT	Ernie Bilko's rank: Abbr.
MSGT	U.S.M.C. E-8
MSGT	Pvt.'s superior
MSGT	Noncom