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1.
1) A tank that is smart, as opposed to the normal run of the mill tanks that have no sentience.

B) Also Intellitank is normal slang for someone who is blocked on AOL instant messenger service. An ass, if you will.
1) God! That tank is so smart! That is one Intellitank.

2) I blocked Intellitank on AIM today.
by Carnage September 01, 2003
 
2.
One fly ass mother fuck who bangs all the ladies.
Damn, Intellitank's one fly ass mother fucker who bangs all the ladies!!!
by Not intellitank September 01, 2003