HB

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HB

1. Initialism of Hansestadt Bremen. The German city of Bremen. (Used on licence plates and informally in other contexts.)

   Let's meet in HB tomorrow.

• HH: Hansestadt Hamburg (Hanseatic city of Hamburg)

HB (not comparable)

1. hard black (describing a pencil that makes lighter marks than a grade B, but darker marks than a grade H pencil)

HB (plural HBs)

1. (stars) Initialism of horizontal branch.
2. (slang, seduction community) A hot babe, someone pickup artists try to seduce. (Usually followed by a number in the 1-10 scale of physical beauty, e.g. HB10.)
3. (health) Initialism of homebirth.
4. (law, politics, often followed by a number) Initialism of house bill (“a bill proposed in or passed by a legislative house”). (Compare SB.)

   HB2

• ZAHB (zero-age horizontal branch)
• BHB (blue horizontal branch)
• AGB (asymptotic giant branch)
• TRGB (tip of the red giant branch)

• B"H, B&H, BH

HB

1. (Switzerland) Abbreviation of Hauptbahnhof.

• Hbf.