an old person that doesnt know how to fuckin drive... are always out driving on nice days getting in the way of people that arent driving 6 1/2 mile an hour.
"must be a nice day, all the damb grey hairs are out"
by otho-eric August 10, 2006
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cops who look old beyond their age

you can be OGH'd by having flour thrown in your hair to look like you grey hair
Me: yo i tossed some flour in that pigs hair!
You: Pig got Officer Grey Haired!
by ocn January 7, 2010
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Old guys that yell at skaters for no reason.
person one: hey wanna skate up the park later today? Person2: no the freaking grey hair army is always there shouting and trying to hit you with their canes
GHA: hey you hoolingans stop riding them there skating boards on the hand rails.
by el paso de longboard April 3, 2012
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what al-qaeda will turn to...using old people (fat chance!) wearing a diaper with a 'load'! -the old people there don't seem to be too useful for this function! only the particularly rabid young zealous types!
hey joe! think we got a grey hair bomber over here! his diapers' packing a load!!!
by michael foolsley January 8, 2010
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