What does advice mean?
The definition of advice
Ad*vice”, n.
Etym: [OE. avis, F. avis; + OF. vis, fr. L. visum seemed, seen; really p. p. of videre to see, so that vis meant that which has seemed best. See Vision, and cf. Avise, Advise.]

1 An opinion recommended or offered, as worthy to be followed; counsel. We may give advice, but we can not give conduct. Franklin.
2 Deliberate consideration; knowledge. [Obs.] How shall I dote on her with more advice, That thus without advice begin to love her Shak.
3 Information or notice given; intelligence; as, late advices from France; — commonly in the plural.

Note: In commercial language, advice usually means information communicated by letter; — used chiefly in reference to drafts or bills of exchange; as, a letter of advice. McElrath.

4 (Crim. Law)
Counseling to perform a specific illegal act. Wharton. Advice boat, a vessel employed to carry dispatches or to reconnoiter; a dispatch boat.

— To take advice. (a) To accept advice. (b) To consult with another or others.
Synonyms
— Counsel; suggestion; recommendation; admonition; exhortation; information; notice.