1) intelligent, wise
2) prudent, i.e. mindful of one's interests
Part of Speech: adjective
Citing in TDNT: 9:220, 1277
From G5424; thoughtful, that is, sagacious or discreet (implying a cautious character; while G4680 denotes practical skill or acumen; and G4908 indicates rather intelligence or mental acquirement); in a bad sense conceited (also in the comparative): - wise (-r).
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root φρόνιμος; click on the second column to search for that grammatical form of the root φρόνιμος; click on the third column to search for that word and grammatical form; click on the total to search for the root φρόνιμος.