when you bend a girl over and shove coins, bills, checks, or solid gold bullion into her pussy or asshole.
i piggybanked that bitch katie for about $7.39 last night... in pennies.
by jeff perlis May 02, 2008
The act of establishing a smoking device out of a vacation fund piggybank (preferably not yours) and partaking in smoking activities with said piggybank until the loss of all bodily function (usually takes one piggybank hit)
I was so piggybanked last night that I suffered from ED and couldn't hook-up with that spice hole.
by Dayducking Night Fu**ing August 12, 2011