Swift emotional movements of limbs and torso.
An unskilled tap dancer pushing her ungainly feet to exhaustion to the embarrasment of all.
by Jerome Nyssen July 06, 2005
2 more definitions
The act of infiltrating comprised computers used to send spam and disabling the spamming facilities and or entire machine.
Along with some spammy SMTP headers and my sshd logs, I found a bunch of hosts for a spacking expedition.
by lagshot April 29, 2010