expedient (adj.) Look up expedient at Dictionary.com
late 14c., "advantageous, fit, proper," from Old French expedient (14c.) or directly from Latin expedientem (nominative expediens) "beneficial," present participle of expedire "make fit or ready, prepare" (see expedite). The noun meaning "a device adopted in an exigency, a resource" is from 1650s. Related: Expediential; expedientially (both 19c.)