au·da·cious 
(ô-dāshəs)
(ô-dāshəs)adj.
1. Fearlessly, often recklessly daring; bold. See Synonyms at adventurous, brave.
2. Unrestrained by convention or propriety; brazen or insolent: audacious rudeness.
3. Spirited and original: an audacious interpretation of two Jacobean dramas.
[French audacieux, from Old French audace, boldness, from Latin audācia, from audāx, audāc-, bold, from audēre, to dare, from avidus, avid; see AVID.]
au·dacious·ly adv.
au·dacious·ness n.