mo-naynay's definitions
a "tweeker" speed walking, moving one arm back and forth with full force. "shard" being another name for high quality crystal meth.
"hey man, chill, your shard-arm is in full force and people are lookin at us, attracting the 5-os. chillax bro.."
by mo-naynay June 8, 2009
Get the shard-armmug.