noun
- type or print that has thick, heavy lines, used for emphasis, headings, etc.This is a sample of boldface
adjective
- typeset or printed in boldface.
verb (used with object), bold·faced, bold·fac·ing.
- to mark (copy) to be set in boldface.
in typography, 1845, from bold (adj.) + face (n.). In reference to types, bold (adj.) is attested from 1790, perhaps from the secondary sense “easily visible, striking to the eye.”