Princeton's WordNet

1. arrogant, chesty, self-important(adj)

   having or showing feelings of unwarranted importance out of overbearing pride

   "an arrogant official"; "arrogant claims"; "chesty as a peacock"

Kernerman English Learner's Dictionary

1. arrogant(adjective)ˈær ə gənt

   believing you are better than others

   He seemed a little arrogant.; arrogant comments; She arrogantly assumed she would win.

Wiktionary

1. arrogant(Adjective)

   Given to arrogating; having excessive pride in oneself, often with contempt for others.

Origin: From arrogant, from arrogans, present active participle of arrogo.

Webster Dictionary

1. Arrogant(adj)

   making, or having the disposition to make, exorbitant claims of rank or estimation; giving one's self an undue degree of importance; assuming; haughty; -- applied to persons

2. Arrogant(adj)

   containing arrogance; marked with arrogance; proceeding from undue claims or self-importance; -- applied to things; as, arrogant pretensions or behavior

• arrogantAfrikaans
• مُتَكَبِّر، مُتَعَجْرِف، مُتَغَطْرِسArabic
• високомеренBulgarian
• arrogantePortuguese (BR)
• namyšlený, opovážlivý, arogantníCzech
• arrogantGerman
• hovmodig; hoven; arrogantDanish
• αλαζονικόςGreek
• arroganteSpanish
• ülbeEstonian
• متکبر؛ خود بزرگ بینFarsi
• ylimielinenFinnish
• arrogantFrench
• שַחֲצָןHebrew
• अहंकारीHindi
• arogantanCroatian
• gőgösHungarian
• angkuh, sombongIndonesian
• hrokafullurIcelandic
• arroganteItalian
• 傲慢なJapanese
• 건방진Korean
• arogantiškasLithuanian
• augstprātīgs; iedomīgsLatvian
• angkuhMalay
• arrogantDutch
• arrogant, hoven, hovmodigNorwegian
• wyniosły, aroganckiPolish
• متکبر؛ خود بزرگ بینPersian
• متکبر، ځان غټ ښودونکیPashto
• arrogantePortuguese
• arogantRomanian
• высокомерныйRussian
• arogantný, namyslenýSlovak
• arogantenSlovenian
• nadmenSerbian
• arrogantSwedish
• หยิ่ง; ทะนงThai
• kibirli, kendini beğenmişTurkish
• 自大的Chinese (Trad.)
• самовпевненийUkrainian
• مغرور ، خود پسند ، متکبرUrdu
• ngạo mạnVietnamese
• 骄傲自大的Chinese (Simp.)