1 confidently assertive; adventurous, courageous.
2 forthright, impudent.
3 vivid, distinct, well-marked (bold colours; a bold imagination).
4 Printing (in full bold-face or -faced) printed in a thick black typeface.
Phrases and idioms:
as bold as brass excessively bold or self-assured. make (or be) so bold as to presume to; venture to.
Derivatives:
boldly adv. boldness n.
Etymology: OE bald dangerous f. Gmc
Useful english dictionary. 2012.