some one that is such an asshole that they are below dick head (literaly) the "grass" refers to hair below the penis
"gigs is such a dickgrass"
by Sithin October 25, 2007
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Bitch: Wheres your dick? All i see is a dickgrass down there!
Carl: Bitch, my lawn won't mow it self.
by TwerkingSlothFetus November 26, 2014
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