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1.
E2
The colloquial name for Everything2, a community-based encyclopedia website at its peak between 1999 and 2001.
"E2" is generally how users on Everything2.com refer to the website.
af Saul Pieman 13. juni 2007
 
2.
E2
An E2 is when you have to take an emergency dump.
"I'll be right back, I got an E2 emergency!"
af redneckpunk 9. november 2006