1 definition by moebius

Top Definition
An embarrasingly small penis. Variation of hard-on.
how cute, a mini-on. Can I paint a smiley face on that?
by moebius July 01, 2004

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.

×