Those 'rare' birthdays where the number for the age, when read from left to right, the second number is half of the first. For example 21, 42, 63 and 84 are Halfagain birthdays. This applies only to two digit birthdays, if you're 105 that's special enough in itself chumley.
My dad decided to help me celebrate my first halfagain birthday by giving me my first beer!
Jeanne is celebrating her next to last halfagain birthdays at burning man this year.
Jeanne is celebrating her next to last halfagain birthdays at burning man this year.
by Doc Primo Herb November 25, 2018
Get the Halfagain mug.Men whose alcohol tolerance is so low that they are often the first to pass out at parties or any drinking event. However, you are not considered a Hallagan until your face and body is completely covered in permanent marker.
by Jman-11 March 27, 2008
Get the hallagan mug."Indeed, the first year of the office's ad campaign, ABC grabbed nearly $30 million worth, half again as much as Fox, its nearest rival at $20 million."
Source: Article on US Gov't Pot Propaganda
Source: Article on US Gov't Pot Propaganda
by Adam Laughlin September 22, 2005
Get the half again mug.A halfgan is a midget from afghanistan that troops will rarley see while on patrol. It is common to call out confirmed Halfgans for everyone to see.
by ......1...... October 12, 2009
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by anonymous July 4, 2022
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