pound
n.β Β«Well, now the latest thing is called…knuckles, and this one looks like itβs going to be around for a while. Iβve heard a few people refer to it as a “pound” but whatever the case is, itβs gotten totally out of hand. I walk into work and colleagues greet each other with knuckles. “How was your weekend man?” (Knuckles extended as the question comes out of his mouth).Β» ββA changing of the guard in the handshake department” by Doug Hastings Burlington Union (Vermont) Oct. 26, 2006. (source: Double-Tongued Dictionary)