(1):
(v. i.) To increase in bulk or stature; to grow vigorously or luxuriantly, as a plant; to flourish; as, young cattle thrive in rich pastures; trees thrive in a good soil.
(2):
(v. i.) To prosper in any business; to have increase or success.
(3):
(v. i.) To prosper by industry, economy, and good management of property; to increase in goods and estate; as, a farmer thrives by good husbandry.