Available Definitions:
1) superl. - Given to, or evincing, thrift; characterized by economy and good menegement of property; sparing; frugal.
2) superl. - Thriving by industry and frugality; prosperous in the acquisition of worldly goods; increasing in wealth; as, a thrifty farmer or mechanic.
3) superl. - Growing rapidly or vigorously; thriving; as, a thrifty plant or colt.
4) superl. - Secured by thrift; well husbanded.
5) superl. - Well appearing; looking or being in good condition; becoming.