Found 2 items, similar to thriftlessly.
English → English (WordNet) Definition: thriftlessly thriftlessly adv : in a thriftless manner; “he lives thriftlessly from day to day”
English → English (gcide) Definition: Thriftlessly Thriftless \Thrift"less\, a. Without thrift; not prudent or prosperous in money affairs. -- Thrift"less*ly, adv. -- Thrift"less*ness, n. [1913 Webster] [1913 Webster]