‘Pubacious’ is used to describe wiry, thick hair that is in much need of a trim. Not generally used to describe ones bush, or pubic hair, but rather a head of hair that’s come to resemble a pubic bush.
“That’s a mighty pubacious mane you’ve got! Get a haircut already, man!”
When you fail at something in life (eg. failing an exam or not getting a job), go home and spend an hour just standing in the shower, propping yourself up against the wall with your eyes on your feet.
Caleb knew the only thing to do after he didnt get prefect was take a failure shower.