Not firm or sound; weak; feeble; as, an infirm body; an infirm constitution. A poor, infirm, weak, and despised old man. Shak.
Weak of mind or will; irresolute; vacillating. "An infirm judgment." Burke. Infirm of purpose! Shak.
Not solid or stable; insecure; precarious. He who fixes on false principles treads or infirm ground. South.
To weaken; to enfeeble. [Obs.] Sir W. Raleigh.
98,828 entries. Headwords are matched first, then definition text.