A fork of Rural Dictionary
A shandy is achieved when in prison, one inmate shits in his hand and uses that shit as lubricant to give a fellow inmate a handjob.
Eat up Anthony, because I want you to be good and ready to give me a shandy after lights out tonight.
Or!
DAMN PHILIP!! Smells like someone got a motherfucking shandy up in your cell son! Nasty.