Codalingus (noun) - The act of practicing female genital oral stimulation using tuna sashimi to simulate the labia. Usually perpetrated by older men in sushi restaurants.
Dude 1: I can't go into a sushi bar with him any more.
Dude 2: Why not?
Dude 1: The way he eats raw fish; it's like he's practicing codalingus.
The latest in extreme sports, chavalingus involves seeking a chavette in order to muff dive on her, fully in the knowledge that you willcatch multiple STI's.
"Jimmy, what the fuck is that on your lip?!"
"You wouldn't believe it, Pete and I were having some chavalingus with the local scum last night; I ended up with herpes and he ended up with gonorrhoea in his eye"
A sexual act performed on alien species with reptilian or avian ancestry. Derived from the television show Dr Who that features a female "lizard lady" dating a young human girl.
"so how does that work, is she eating pussy or ass?"
"neither, it's Cloacalingus, she's got snake parts and shits like a bird"