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1.
TS4M stands for transsexual 4 men. Used on sites like craigslist when transsexuals are seeking males for relations. See also T4M.
I searched specifically for TS4M ads to find feminine transsexuals. As opposed to transvestites or men in drag.
by tsadmirer May 04, 2009
 
2.
Internet slang term for the timeshare website and community at TimeshareForums.com
There was a great review on ts4ms on this resort.
by Quarterbore March 28, 2007