A phrase meaning 'even more mature than normal' .It can also be a way to discribe people who are really imature as in:YOUR ABOUT AS MATURE AS CHEDDER CHEESE!!
by bobmcbobbill May 20, 2009

by TX-BWC August 19, 2010

a phrase said when something weird has happened, your waiting for something, someone tells you do to do something you dont want to or other things like that
by marcus jensen September 11, 2007

Term used to define an individual with a lower sense of "maturity". Offensive phrase used against a character described or labeled as a "motherfucker". The weaponry that these individuals habitualy use are sedimentary rocks and comedical phrases that generaly dont make sense and or doltish.
by darknight823 January 29, 2009

When you accidentally send a text or e-mail without any attachment you meant to attach, or anything that you meant to write
Sorry I sent you the e-mail without the documents, I had Pre-Mature Send-aculation and hit enter before I attached the documents.
by Maheine Asmelly May 9, 2011

its a phrase used when something to you has just been done that u thot was dumb or weird. Also if something isnt going ur way u might say this phrase
by marcus jensen January 2, 2009

The act of flushing the toilet too early, having underestimated how badly you actually had to urinate, then having to wait until the tank fills again so you can flush the rest down.
Hey, what took you so long in there?" " Damn, I can't believe I just had pre-mature e-flushulation!" "I didn't think I had to piss that bad.
by scorpioeric July 30, 2011
