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 08, 2009

5 Words Related to shard-arm

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×