When you place your index finger in the poontang of a virgin. This "gracing" in turn, places emphasis on the fact that the fingerer has been working on this for months, or years.
Dude, her roommate totally caught me gracing the vault with that tart.

After years and a lot of money I finally graced that chicks vault. Yeah, it totally smelled like a spring morning.
by Gruntis June 2, 2006
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