Eeffoc is coffee spelled backwards which is funny. Various people do not like this word including Noah D. Martin and rsutyy.
eeffoc isa liquid that is basically evil coffee, it is coffee spelled backwards (WHICH IS FUNNY ahhaaheehehheaha) Ir's effoic and its funny.
In the process of builkding a doohikey, it is used primarily to rinse a Thingamajig after being placed in the Scringlewomp.