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1. wall an hb
January 15, 2011 Urban Word of the Day
The act of wishing someone 'happy birthday' in Facebook wall post (actually knowing the person IRL is optional)

past tense: wall'd him/her an hb
If I'm online, and it's your birthday, odds are that I will wall an hb

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Person 1: Did you wish Tim a happy birthday?
Person 2: Yes... I wall'd him an hb
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