A wussy that is so intensely wussified that he uses the French pronunciation of "Oui" (wee) before the rest of the word (oos-sy) to describe himself and why he can't fight.
Jon Pierre Bouquet described himself as a ouioosy before fainting at the sight of a small mouse. 

The collaborators who supported the Vichy government and the Nazis were unable to claim being ouioossy as an excuse for their treason and were summarily hanged and/or shot.
by Charles DeGaulle Esq. October 19, 2011
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