When you have a sudden increase in blood flow to the penis from sexually arousing scenarios which causes the penis to puncture a hole through the article of clothing in which the stiffy is concealed.
Scene: At the local swimming carnival, Peter has just one the 100m freestyle event. Elated, he leaps from the pool in his DTs (dick togs) but clearly he has an erection.
Mary:- OMG whats going on with the front of Peters togs?
Sarah:- Der Mary, ever heard the term crack a stiffy!
When a heaps roughperson leaves a nightclub in his undies asks ppl for a favour on their way to work but gets in a fight with a lawyer that’s also a secret ninja
That dude pitched a tent in his ripped undies and left the nightclub to touch a stiffy bro now we can’t say if he’s been knocked out or he’s having a Power Nap
When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).