1 definition by O'Jam
When a women (or man) is sitting on and using the toilet and a man aims his stream through the legs of the person sitting on the toilet.
"Would you like to bridge and tunnel in that restroom?"
"My friends decided to bridge and tunnel for the first time the other day."
"My friends decided to bridge and tunnel for the first time the other day."
by O'Jam August 4, 2015