n.
Function: noun
Etymology: short for mistress
Date: 1667
1 capitalized a ― used as a title prefixed to the name of an unmarried woman or girl b ― used before the name of a place or of a line of activity or before some epithet to form a title for a usually young unmarried female who is representative of the thing indicated < Miss America>
2 : young lady ― used without a name as a conventional term of address to a young woman
3 : a young unmarried woman or girl
4 plural : a clothing size for women of average height and build