What is Uptuck?
1.
where an adolescent male gets a raging boner at the wrong time and has to tuck the enlarged member in his belt and pull his shirt over it to hide it.
today in math class i got a huge boner looking at Mrs. Smith, i had to pull the uptuck.
2.
The tucking of a boner towards the top of your pants
I got a boner in class so I got the uptuck going
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