Top Definition
A splum is the metal grommet or fabric eyelets that are often sewn or attached near the top of each of the six sections of fabric of a baseball cap to provide ventilation.
The splum of my baseball cap feels like it dented my brain when I hit my head on the low ceiling.
by armyjackson December 30, 2011
A semi combonation of splooge and cum. It is a weak ejaculation do to physical status or poor sperm count. A weaker built person may splum verus a more in shape and heathy person who would climax normally.
The meager AV nerd splum as the cheerleader kissed his nutsack.
by Klusky March 28, 2005
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.