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29A is the equivalent of 666 in the hexadecimal number system.

Digital Weight Value
2 = 02 16^2=256 02*256=512
9 = 09 16^1=16 09*16=144
A = 10 16^0=1 10*1=10
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29A = 666
Many people like to put 29A on their screennames to subliminally say 666.
by ShoopKiller September 10, 2004
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2
apart from the other thing about it meaning 666 its also a very small bra size
Bob: hey i heard ur girlfriend dumped u? i just came over to say HA.
John: yea shut the fuck up ur girl friend is a 29A
by i dont know my name January 27, 2008
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