Entry 2 senses · 2 variants Webster, 1913 Valetudinary · Val·e·tu·di·na·ry · IPA a. n. 01 a. Infirm; sickly; valetudinarian. 1. Infirm; sickly; valetudinarian. “It renders the habit of society dangerously valetudinary.” — Burke. 02 n. A valetudinarian. 1. A valetudinarian.