† stoupailleObs.rare—1. [ad.OF.estoupail or estoupaille plug: see estoppel and stopple.] to make a stoupaille of, to stop up, close with a plug. 1426Lydg.De Guil. Pilgr. 24110 Of grace thou shalt not faille So that thou make a stoupaille Of the hooles that open be In thyn handes.