While it seems to have multiple ideal origins, one that seems to make more sense would be a cats testicles. Testicles are often refered to as balls, and cats have hairballs, remove some letters, you get harbl. This word most likely originated through pictures on 4chan.
I'm in ur soda bubblin' mi harbl.
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from email@example.com. We'll never spam you.