ma'am

[ mam, mahm; unstressed muh m ]
/ mæm, mɑm; unstressed məm /

noun

(in Britain) a term used in addressing the queen or a royal princess.

Origin of ma'am

First recorded in 1660–70; by contraction
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ma'ams

ma'am

/ (mæm, mɑːm, unstressed məm) /

noun

short for madam

usage

Ma'am is used as a title of respect, especially when addressing female royalty
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012