In*firm" (?), a. [L.infirmus: cf.F.infirme. See In- not, and Firm, a.]
1.
Not firm or sound; weak; feeble; as, an infirm body; an infirm constitution.
A poor, infirm, weak, and despised old man.
Shak.
2.
Weak of mind or will; irresolute; vacillating.
"An
infirm judgment."
Burke.
Infirm of purpose!
Shak.
3.
Not solid or stable; insecure; precarious.
He who fixes on false principles treads or infirm ground.
South.
Syn. -- Debilitated; sickly; feeble; decrepit; weak; enfeebled; irresolute; vacillating; imbecile.
© Webster 1913.
In*firm", v. t. [L. infirmare : cf. F.infirmer.]
To weaken; to enfeeble.
[Obs.]
Sir W. Raleigh.
© Webster 1913.