A young, inexperienced girl that does not know how to give head. Provides a painful, toothy blow jobexperience until mentored in the proper techniques.
You get some dome last night from that hot chick braaaahh?
Yea broohhhhh. She's hot but can't suck a dick for shit. She's a bone grafter. Going to have to teach her about the lips. My Dick is raw today yo.
Someone who may be accused of being lazy and not doing any manual labour but practises his labour in the mind, where his thoughts are constantly working.
I've grafted all my life not as a builder of houses, but mentally as an architect of ideas. So you would call me a mentalgrafter.