1. great; excellent; admirable; commendable; laudable; honorable; wonderful; outstanding; extraordinary
あなたは、お父さん、お母さんのことを心配して、偉いね。You are admirable for worrying about your father and mother.
2. distinguished; important; high-ranking; powerful; eminent; famous
父は相変わらず偉そうに私を見下ろしている。My father is still looking down on me with an air of importance.
3. awful; terrible; serious; tremendous; great; mighty; severe
4. tiring; tough; hard
Adverb
Usually written in kana
Kansai-ben
5. very; extremely