cody : i was fuckin this chick hard doggy last night and i had the best arizona thumbsicle of my life  taylor: you're a sick fuck
whilst having intercourse from behind (usually doggy style) the act of inserting a thumb in your partners rectum, then proceding to take it out and suck on it
"cody : i was fuckin this chick hard doggy last night and i had the best arizona thumbsicle of my life  taylor: you're a sick fuck" What is the definition of "arizona thumbsicle"?