She insists on calling me ma'am even though I am only two years older than her.
From the usatoday.com
If you are reading this, ma'am, I know I made you a little uncomfortable, too.
From the washingtonpost.com
I'm not complaining, but a ma'am might have been nice, just to hear how it sounded.
From the time.com
The attendees call me ma'am and hold open doors and pull out chairs for me.
From the ocregister.com
Let's just say I was impressed by old-fashioned thanks, ma'am and sir.
From the orlandosentinel.com
He called me ma'am again, even though he was old enough to be my father, and told me Sorry.
From the denverpost.com
Yet he is also, by tennis standards, a yes-sir, no-ma'am gentleman.
From the time.com
Here in the South, we still have verandahs, thank you, ma'am and sir.
From the sacbee.com
Ma'am, trying to have a conversation with you would be like arguing with a dining room table.
From the scienceblogs.com
More examples
Dame: a woman of refinement; "a chauffeur opened the door of the limousine for the grand lady"
Madam, Madame, ma'am, or Mme is a title for a woman. It is derived from the French madame (see different meanings of madame), the equivalent of Mrs. or Ms., and literally signifying "my lady." The plural of madam in this sense is mesdames. ...
A contracted form of madam
Polite form of address for older women (usually over the age of 30--younger women don't like it. Similar to the word "madam.")
Only for your girlfriend's mother. Or a female customer-service representative you need on your side.
Replaces sir, when addressing women officers in particular and all women in general.