a. [ From Utter, a.; cf. Utmost, and Outermost. ] Extreme; utmost; being; in the farthest, greatest, or highest degree;
[ 1913 Webster ]
n. The utmost; the highest or greatest degree; the farthest extent. Tennyson. [ 1913 Webster ]
Wherefore he is able also to save them to the uttermost that come unto God by him. Heb. vii. 25. [ 1913 Webster ]
He cannot have sufficient honor done unto him; but the uttermost we can do, we must. Hooker. [ 1913 Webster ]