Top Definition
Penile arousal (erection, hard-on, boner) brought about by watching nature documentaries featuring wolves. From the movie "Outbreak."
"Dude, seeing those dogs humping totally gave Steve-O a Canis Major!"
by J. Michael Connors October 10, 2006

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×