The Collaborative International Dictionary of English v.0.48:
Bold eagle \Bold eagle\, (Zool.)
an Australian eagle (Aquila audax), which destroys lambs
and even the kangaroo.
To make bold, to take liberties or the liberty; to venture.
Syn: Courageous; daring; brave; intrepid; fearless;
dauntless; valiant; manful; audacious; stouthearted;
high-spirited; adventurous; confident; strenuous;