one who acts like a penis head and won't shut up. This person may also had a mushroom shaped haircut in the past.
by mattosa October 26, 2007

Shut up you quinnbo.
Quinnbo is hella stupid.
Quinnbo, learn how to read.
Quinnbo fell off his bike in third grade.
Quinnbo is hella stupid.
Quinnbo, learn how to read.
Quinnbo fell off his bike in third grade.
by mattosa September 03, 2007
