/pros"peuhr/ , v.i.
1. to be successful or fortunate, esp. in financial respects; thrive; flourish.
v.t.
2. Archaic. to make successful or fortunate.
[ 1425-75; late ME prosperen prosperare to make happy, deriv. of prosperus PROSPEROUS ]
Syn. 1. See succeed .
Ant. 1. fail.