Handmeal which, in addition to the filling, has been smeared with scuff from someone's anus. This kind of doctored food is usually served up to unwanted relations or guests. Works a treat on foreign dignitaries/PMs/Presidents, too!
See also smegma omlette.
The Board are all lunching on butscuff sandwiches! Har Har Har!!
Some faggot who sticks to your ass all day and is one annoying piece of shit. No matter how hard of a hint you drop he'll never go away.
First Faggot: Man, that Habib is such a buttcuff he won't leave me alone!
Second Faggot (has a smaller penis): That's okay, I want him to love me.
First Faggot: You fag! You fist yourself all day!
Second Faggot:.....I do. *sniffs*