Ms /ˈmɪz/ noun3 •a title put before the name of a woman, which does not say whether she is married‘[…] I don’t know how to thank you for this, Mrs Stevenson.’ ‘It’s Ms to my business associates and Anna to you,’ […] — 1995 •Title used for a woman before a place, name, thing, or description that she is supposed to typify or represent. •Abbreviation of mesyl. formsMSS. · Mses · Mses. · Mss · Mss. · mss · mss.