PC.net

HBBD

Meaning Happy belated birthday
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

HBBD can be used to wish someone a happy birthday after the person's birthday has already happened.

Example "I know I'm a few days late, but HBBD!"
Updated June 5, 2012
Information from PC.net
https://pc.net/slang/meaning/hbbd
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