Heroic jargon and slang.

rush - fast attack on the opponent
guild - Mages' Guild
ghost - ghost
negry - see Necros (1st post) :)
haven - "Haven" faction
splash damage - area of effect damage
dark rider/grim rider - lizard rider and its upgrade
hunter - bow master
palas - paladins
pisant - peasant
battle dive - ability of upgraded griffins
gating - racial ability of the "Inferno" faction
waitnutsa - unit function in battle (Wait)
summon creatures - "Summon Creatures" spell
summon magic - summoning magic
tank, fat guy - unit with a large amount of health
caster - unit that uses spells
minos - minotaurs
implosion - "Implosion" spell
dungeon - "Dungeon" faction
teapot - "Chain Lightning" spell
shover, meteor - "Meteor Shower" spell
poison - poison

that's all for now :)