Noun : An erection that finds its way out of a man's undergarments of its own accord .
After seeing Kim in those tight-ass shorts my dick done shot straight outta' my boxers!!! If I don't shove this driftwood back in I'm gonna' chafe somethin' fierce .
DEADWOOD refers to worthless people in large companies, DRIFTWOOD is when that employee gets passed from one department to another hoping to find a place where they can add value (or delay getting fired).
Joe is totally Driftwood, he has been passed off to every department in this division and never once completed a days work.