Top definition
A common tree in the Northeast that when in bloom it has the awkward smell of semen. College campuses, particularly in Pennsylvania, are covered with these trees making it a standing joke at all universities to walk outside and smell the Jizzum Trees.
Welcome, parents, to Millersville University. It may smell like sex is in the air but I assure you it is not your 18 year old daughters getting a Moose Knuckle for the fist time. It is only the Jizzum Trees in full bloom.
Right this way is the school Dining Hall....
by NB27 June 17, 2008
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