adj. 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. as bold as brass excessively bold or self-assured. make (or be) so bold as to presume to; venture to. boldly adv. boldness n.
[ OE bald dangerous f. Gmc ]