From WordNet (r) 3.0 (2006):
daring
adj 1: disposed to venture or take risks; "audacious visions of
the total conquest of space"; "an audacious
interpretation of two Jacobean dramas"; "the most daring
of contemporary fiction writers"; "a venturesome
investor"; "a venturous spirit" [syn: audacious,
daring, venturesome, venturous]
2: radically new or original; "an avant-garde theater piece"
[syn: avant-garde, daring]
n 1: a challenge to do something dangerous or foolhardy; "he
could never refuse a dare" [syn: dare, daring]
2: the trait of being willing to undertake things that involve
risk or danger; "the proposal required great boldness"; "the
plan required great hardiness of heart" [syn: boldness,
daring, hardiness, hardihood] [ant: timidity,
timorousness]