Ron got an instant joy boner when he found that his mates had organised front row tickets to the Lakers' game for his birthday
by kangoulius May 12, 2015
A penile erection resulting from a feeling of pure happiness. The complete opposite of a fear boner.
After Dave witnessed the birth of his first son he was so overcome with happiness that he sprung a joy boner.
by DingDane January 02, 2018