This is the name for a practice called urethral masturbation, where objects are inserted into the urethra for sexual stimulation. Because this area is so close to the erectile tissue people can get sexual stimulation from this
Deuce Bigalow: Ahh, no, no. Perhaps you misunderstood me. I wish to cancel my original order of the martini and two olives, and go for just the plain cranberry juice, by itself, for the three dollars. And I apologize for any inconvenience this may have caused you.
Bartender: Ahh, perhaps you don't understand. Ahh... if you don't pay me now, I'm going to uhh... take this swizzle-stick, and uhh... I'll be shoving that right up your pee-hole.
1 CORINTHIANS 6:9-11
Do you not know that the unrighteous will not inherit the kingdom of God? Do not be deceived! The sexually immoral, idolaters, adulterers, passive homosexual partners, practicing homosexuals, thieves, the greedy, drunkards, the verbally abusive, and swindlers will not inherit the kingdom of God. Some of you once lived this way. But you were washed, you were sanctified, you were justified in the name of the Lord Jesus Christ and by the Spirit of our God.