Pro multis means "for many," Vatican rules 
Vatican, Nov. 18 (CWNews.com) – The Vatican has ruled that the phrase pro multis should be rendered as "for many" in all new translations of the Eucharistic Prayer, CWN has learned.
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Canon Lawyer Ed Peters comments:
While the hoopla surrounding Rome’s correction of the pro multis translation was itself interesting, it occasioned a remark by a well-intentioned priest that I think needs correction. See “Do a little wrong?” at http://www.canonlaw.info/2006/11/do-little-wrong.html.