physical sweeper: a pokemon that is usually faster than other pokemon and has high speed e.g deoxys
special sweeper: same as physical but with high special attack e.g shaymin sky form
stab: a pokemon with the same type as the type of the attack giving a boost, it stands for same type attack bonus
coverage: pokemon with moves that are super effective to many other types e.g the bolt beam combo
suicide sweeper: a sweeper that retains a lot of damage while sweeping e.g life orb,solar power,reckless,final gambit,explosion.
like staraptor with reckless and brave bird of a charizard with solar power and life orb.
bulky sweeper: a pokemon with high def/special def as well as the standard sweeping stats e.g groudon with rock polish.
parasweeper: a pokemon that use's paralysis to reduce the foes speed and sweep. e.g togekiss,honchkrow.
dragon dancer: a pokemon that uses dragon dance to increase it's attack and speed to help it sweep e.g dragonite,fergaligatr