Noun. A zoo of images one creates in his or her mind in order to be withdrawn at a later date to be used as assisistance while pounding one out. The bank is only temporary storage and is inferior in many ways to the cellular phone camera.
It had been a few weeks since he had had sex, so he felt it necessary to get out the spank bank and jerk offhappily.
By Elsey
Spank Bank
n.
1. A collection of visuals that one stores in their memory for future self satisfying purposes (i.e. nipslips, cleavage, thongs)
2. The mental file of all the times one has had sex.
1. Did you see her ass? Ya, I'm totally putting that in the spankbank.
2. Last night I had sex with Lisa, another deposit in the spank bank.
By Vinny
Spank Bank
A group of boys or girls you would want to "spank". When a person is in the spank bank they have no personality nor speech, just an ass. A nickname is a must.
"Dude, wanna make easy money?"
"Sure dude,"
"Dude, you gotta go down to the Soho Spank Bank, they pay every donor £20!"
"Sweet, I'm gonna become a millionaire!"
By Catharina
Spank Bank
1. A memorable collection of mental images that one wishes to retain for master debational purposes.
2. Porn collection