Definition from Wiktionary, the free dictionary
See also: hb
Abbreviation of Hansestadt Bremen (Hanseatic city of Bremen). Those letters are used on the plates of the cars registered in Bremen. They are also used informally in emails or texts.
- hard black (describing a pencil that makes lighter marks than a grade B, but darker marks than a grade H pencil.)
- hot babe, target of seduction by pickup artists. Usually followed by a number in the 1-10 scale of physical beauty, from HB7 to HB10.