From Japanese-English FreeDict Dictionary ver. 0.1:
[ichi1] 君 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 公 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [ichi1] きみ /kˈimi/
1. (pronoun)
(nouns which may take the genitive case particle `no')
Note: male term or language
Note: familiar language (also used colloquially by young females)
you, buddy, pal
2. (noun (common) (futsuumeishi))
(orig. meaning)
monarch, ruler, sovereign, (one's) master
From Japanese-English FreeDict Dictionary ver. 0.1:
[ichi1] 公 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [ichi1] おおやけ /o̞o̞jˈäke̞/
(nouns which may take the genitive case particle `no')
(noun (common) (futsuumeishi))
public, open, formal, official, governmental
From Japanese-English FreeDict Dictionary ver. 0.1:
公 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, こう /kˈo̞ɯᵝ/
1. (noun (common) (futsuumeishi))
(suffix)
私・しpublic matter, governmental matter
2. prince, duke
3. (noun (common) (futsuumeishi))
(noun, used as a suffix)
lord, sir
4. (noun, used as a suffix)
(after a name, etc.)
familiar or derogatory suffix