What does advise mean?
The definition of advise
Ad*vise”, v. t.
[imp. & p. p. Advised; p. pr. & vb. n. Advising.]
Etym: [OE. avisen to perceive, consider, inform, F. aviser, fr. LL. advisare. advisare; ad + visare, fr. L. videre, visum, to see. See Advice, and cf. Avise.]

1 To give advice to; to offer an opinion, as worthy or expedient to be followed; to counsel; to warn. “I shall no more advise thee.” Milton.
2 To give information or notice to; to inform; — with of before the thing communicated; as, we were advised of the risk. To advise one’s self, to bethink one’s self; to take counsel with one’s self; to reflect; to consider. [Obs.] Bid thy master well advise himself. Shak.

Synonyms
— To counsel; admonish; apprise; acquaint.

Ad*vise”, v. t.
1 To consider; to deliberate. [Obs.] Advise if this be worth attempting. Milton.
2 To take counsel; to consult; — followed by with; as, to advise with friends.