1.
A final, uncompromising demand for anal intercourse issued by a boyfriend or girlfriend to a boyfriend or girlfriend, the rejection of which leads to a severance of relations.
Boyfriend: "It has been three years and alls I wants is to snake on up there. In and out. Real quick like."

Girlfriend: "There is no way I am letting you ass fuck me. Fuck your own ass or shit on your hand and whack off!"

Boyfriend: "I didn't want it to have to come to this but you have left me no alternative. I am issuing you an ultimanal - either we have anal sex or it is over."

Girlfriend: "Fine."
by D-balm May 23, 2008

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