You look down during the day to notice your member sitting larger than usual (n.b. refers to a larger than average floppy length and/or girth). CONGRATULATIONS - you are having a big dick day!
A smiling Jim emerges from the bushes having taken a quick whizz. "Great news... I'm having a big dick day" says Jim to his friends. Friends are happy for Jim (some high five).
November 13th. A day for all of the gents to celebrate their endowment. The first National Big Dick Day was started in 1798 by John "Big J" Dickinson, with the date chosen to be his birthday. The validity of Big J's claims is disputed.
Matt: "How did you celebrate National Big Dick Day?"
