tranny tunnel

A tranny tunnel is what you get when a man, in pursuit of becoming a woman, splits his penis like a banana peel and folds it inside out into a wound that constantly tries to close itself.

Alternatively, it is the path for a transmission to be routed.
Tom needs to hit up the dilatation station for maintenance on his tranny tunnel.
by RichtersAwful December 05, 2018
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Quantum Tunneling

Quantum tunneling refers to the phenomenon in quantum mechanics where a particle has a finite probability of crossing through an energy barrier or potential barrier despite lacking the necessary energy to overcome it based on classical physics. This behavior arises due to the wave-like nature of particles at the quantum level. Quantum tunneling allows particles to "tunnel" through barriers, enabling them to reach regions that would be classically inaccessible.
"In quantum computing, qubits can exploit quantum tunneling to tunnel through energy barriers, facilitating more efficient computation processes."
by F L P May 16, 2023
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Aggressive Tunneling

Quick rough anal sex with your partner
Bob and I did some aggressive tunneling while the baby was napping today.
by BillardGuy May 20, 2020
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French Tunnel

When a male sits naked on top of their naked partner and farts directly into their butthole, this creating a “French Tunnel” effect
Had some really great sex and afterwards gave her a massage, and in the middle of the massage I gave her a surprise French Tunnel , she was mortified
by FrenchTunneler August 01, 2023
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Bum Tunnel

The term used when two people of any sex create a tunnel by pressing their bare bum cheeks together, usually for the purpose of a third male party to insert their penis for sexual pleasure.
“Ryan rang at lunchtime to invite Mike and i round tonight for a bum tunnel and a curry

George “Would you like my wife and I to bum tunnel you?

Me “no”
by Leviathan Porkchop June 25, 2021
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Pixie tunnel

Pixie Tunnel is another word for a vagina, as are twat and such names.
"Wow, I heard Katrina's pixie tunnel smells ratchet"
by Unicornzzzzzz August 26, 2017
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Tunnel Bear

Also known as a Hard Drive and/or Ram Stick, this powerful tool is used to quench thirst.
Our sponsor for today, Tunnel Bear, Tunnel Bear is inside this underwear - Ricky Berwick
by JohnOTron604 July 21, 2019
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