A used eel is any kind of eel used in any kind of way that must be discarded later
Mg: I shove eels in my ass
Lucifer: thats one way to use them
Mg: used eels
Someone who always spams you on PlayStation just to ask you to play R6
Griffin: "He keeps spamming me with invites he's such a Bitchass Wyatt
Castle: *inaudible screeching*