Top definition
A conversation by SMS; messaging another person continuously instead of just calling and actually having the conversation.

When holding a conversation by SMS only; as
in, a session of SMSs.

Pronounced (es-em-e-shun)
We planned our night out by smssion.
by TEEM K February 16, 2009
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May 25 Word of the Day
someone who is sexy beyond mean
by NiSHA..hit ma aim November 14, 2009
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