Your wank tanks are your testicles or balls. where your cum is stored.
K.B. :i need to go unload my wank tank
L.W.: Niceeee!!!

or.....

i need to let my wank tanks start shooting
by kurt butler October 8, 2006
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When you see someone hot, you put their memory in your wank tank so that when you have a wank later it is the face you see as you cum all over your bed
Chris was so turned on by the sight of James bending over the photocopier he decided to ut him is his wank tank for lunchtime when he went to the toilet
by rachael July 22, 2004
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A booth that you get in places in amsterdam where u sit in it and watch a ladie dance naked while you wank and watch her.
Me -hey john?
john - What?
Me - I was in one of those wank tank thingys whilst i was over amsterdam
john - Dad i dont want too know what u done in amsterdam!!
by G.Mcd September 18, 2008
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Testicles. So called because that is where the fluid that comes out when you ejaculate is stored.
I haven't had sex in weeks. My wank tank is ready to overflow.
by Richard Dunken January 29, 2017
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Alternate term for sport utility vehicle or SUV. Any large, ugly, innefficient, fuel guzzling vehicle. An urban "tank" driven by an urban "wank"!
I often choke on the fumes from wank tanks left running on the street while I'm walking around town.
Those Hummers are the ultimate wank tank.
by Simon Ham November 26, 2007
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Somebody who masturbates excessively. A cum production unit.
"All that wank tank ever does is sit around making wang tang"
by Handsome B July 18, 2006
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{wank tank} a shitty public bus that evreyone hates driven by el homo the mexican driver
Guy 1:hey how we gonna get to ur house?


Guy 2: oh fuck wer gonna have to use the wank tank
by ajice October 31, 2008
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