Top Definition
An individual who assumes his/her higher knowledge of a subject despite an obvious lack of understanding and general ignorance.
Why do you have to be such a pecmo about C++ all the time?
by The Flying Badger July 21, 2008
5 Words related to pecmo

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.