Entry 2 senses · 2 variants Webster, 1913 boldface · IPA /bˈoʊldfˌeɪs/ n. v. 01 n. a typeface with thick heavy lines; -- also called bold-faced. 1. a typeface with thick heavy lines; -- also called bold-faced. Also: bold-faced 02 v. to print in boldface. 1. to print in boldface.