The Geraldton Special is not so much a sexual act but a behaviour.
You meet a girl/boy who will let you face fuck, choke, spit, slap and penetrate in every and all holes forcefully.
Also Includes rimming and face sitting, most common boy on girl I.e. Boy sits on girls face
Always ends in an Anal Creampie and possible black eye.
Originates in Geraldton, WA but not limited too.
"Picked up this girl last night, gave me the Geraldton Special"