Entry 2 senses Webster, 1913 Thriftily /(thrĭft"ĭ*ly̆)/ · Thrift·i·ly · IPA 01 adv. In a thrifty manner. 1. In a thrifty manner. 2. Carefully; properly; becomingly.[Obs.] “A young clerk . . . in Latin thriftily them gret [greeted].” — Chaucer.