Slam is a warrior ability learned at level 18 for those with the Arms specialization. It is a weapon-dependent ability that causes 220% weapon damage plus X, consumes 20 Rage and generates no extra threat.
Patch 5.2.0 (5-Mar-2013): Slam now deals 220% weapon damage (was 190%) and now costs 20 rage (was 30 rage).
Patch 4.3.0 (29-Nov-2011): Slam now uses a new character attack animation.
Patch 4.1.0 (26-Apr-2011): Slam's off-hand damage component should now benefit from the damage bonus of Bloodsurge.
Patch 4.0.6 (8-Feb-2011): Slam weapon damage percent (at level 80+) has been increased from 125% to 145%.
Patch 3.2.0 (04-Aug-2009): The combat log tooltip will no longer list which rank of Slam was used. Previously it incorrectly listed rank 8 for all ranks of Slam.
Patch 3.1.0 (14-Apr-2009): Slam will no longer sometimes show 2 miss messages.
/Patch 3.0.2 (14-Oct-2008): Slam now suspends the weapon swing timer rather than resetting it.
Patch 2.0.3 (09-Jan-2007): "Slam’s" swing time is no longer slowed by damage taken.
Patch 1.2.0 (18-Dec-2004): Warriors will now resume attacking after performing a Slam attack.