(1):

(a.) Proceeding from, or dictated or characterized by, prudence; prudent; discreet; sometimes, selfish or pecuniary as distinguished from higher motives or influences; as, prudential motives.

(2):

(a.) Exercising prudence; discretionary; advisory; superintending or executive; as, a prudential committee.

(3):

(n.) That which relates to or demands the exercise of, discretion or prudence; - usually in the pl.