大胆

大膽
dàdǎn
  1. brazen
  2. audacious
  3. outrageous
  4. bold
  5. daring
  6. fearless

CEDICT

Entry Composition

1 大 dà
  1. big; large; great
  2. older (than another person)
  3. eldest (as in 大姐 dàjiě)
  4. greatly; freely; fully
  5. (dialect) father
  6. (dialect) uncle (father's brother)
2 胆 dǎn
  1. gall bladder
  2. courage
  3. guts
  4. gall
  5. inner container (e.g. bladder of a football, inner container of a thermos)