TMSI

Too much sexy information
When saying TMI (too much information) is just not right for explaining the situation.

girl 1: OMG! His abs are wayyy to sexy!
girl 2: TMSI!

TMSI

Tell me something interesting

Lucy: Hey,
Frank: hey, tmsi.

TMSI

Too Much Social Interaction

Sorry, I won't join you guys tonight. I've reached my TMSI limit for the week.