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8.
Sep
1. Super Erect Penor
A word used around gal pals or girlfriends to signal to your bros that you are indeed in trouble if you stand up to do anything, so they help out.

2. Super Exclamation Point
Used to add even more impact than a regular exclamation point
Sep
1. You: "Bro, I'm sepping! :("

Her: "What? :/ Can you get me a drink?"

Bro: "Hey, why don't I instead?"

SEP
2. "I'm going to leave this fnuping place forever!" *leaves*

"Did he just use a sep?"
by Frebacca July 25, 2008
 
9.
sep
To separate; break up into segments.
I had a big pile of mail and documents to sep.
by pentozali March 18, 2008
 
10.
sep
1) a member of sigma phi epsilon fraternity
2) a tool
3) a person who talks shit but always backs down from the fight
4) a person who screeches their tires in order to impress
5) a person who is most likely a virgin and will remain one for the duration of life
Look at that sep lifting weights and trying to impress those girls. I bet that sep has a 2 inch dick.

plural: Look at those seps being gay with each other on a slip-and-slide.
by TrueFratDude May 08, 2005
 
11.
sep
Someone Else's Problem
I thought we would have problems with that project, but it's SEP now that the manager has been fired.
by salamandir May 18, 2006