Go, after, after, cousin Buckingham. The Mayor towards Guildhall hies him in all post:— There, at your meet'st advantage of the time, Infer the bastardy of Edward's children: Tell them how Edward put to death a citizen, Only for saying he would make his son Heir to the crown;—meaning, indeed, his house, Which, by the sign thereof, was termed so.
Source: wiktionary