G - without building items is generally _____ (Tanky, Bulky)
Bulky - Has a lot of health and/or Health regen
Tanky - Has a lot of armor and/or MR

AP - Ability Power
AD - Attack Damage

MR - Magic Resist
MS - Move speed
AS - Attack Speed
Crit - Critical chance % (percent)
CDR - Cooldown Reduction

Rank - The lvl or # of points you have put into q w e or r
Proc - if a champs q procs Sheen then q with activate / apply / use Sheen's (passive)

Certain CC will weaken Scuttle Crab Hugely:
Taunt Charm Displacement Stun Root Snare Suppression *being eaten*
*weaken - reduce its MR and armor by 50