(1):
(a.) Sagacious in adapting means to ends; circumspect in action, or in determining any line of conduct; practically wise; judicious; careful; discreet; sensible; - opposed to rash; as, a prudent man; dictated or directed by prudence or wise forethought; evincing prudence; as, prudent behavior.
(2):
(a.) Frugal; economical; not extravagant; as, a prudent woman; prudent expenditure of money.