Chuckman
Senior Member
It is kind of silly, once you get out of boot you get yelled at for calling an NCO anything other than rank followed by name, usually a variation of the "don't call me 'sir', I work for a living.". It takes some undoing.
Marine Corps may drop 'ma'am' and 'sir' over gender-neutral concerns for drill instructors
The Marine Corps has been advised that its drill instructors should no longer be referred to by gendered terms like “ma’am” or “sir."
americanmilitarynews.com