[non pos-uh-muh s; Latin nohn poh-soo-moo s]
- a statement that something cannot be done: The Pope would not accept a non possumus from the king.
Origin of non possumus
< Latin: literally, we cannot
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Examples from the Web for non possumus
Against all representations Pius IX obstinately maintained his reply of "non-possumus."History of the Jews, Vol. V (of 6)