Top Definition
an individual's day of birth. whelpday is most commonly used amongst the furry community, and some scifi and gaming communities.
My friend's whelpday is coming up. He'll be 27. Let's plan a big whelpday party.
by Lacy Musketeer January 19, 2012
Free Daily Email

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

Emails are sent from We'll never spam you.