look up any word, like ratchet:

1 definition by weckfaceagogo

 
1.
MSE
An acronym used in blogging signifying the most significant event that occurred on that day. Typically it is placed in the title of the blog post.
MSE 2.8.11 - "I met my bffl for lunch today at a totally banging sushi spot.
by weckfaceagogo March 22, 2011
1 0