Posted by Lewis on October 14, 2005
In Reply to: Tits up posted by Victoria S Dennis on October 07, 2005
: : Let me know the meaning and the usage of the phrase "going tits-up"
: It's a cruder version of the phrase "going belly-up" meaning "to fail, to end in disaster". the metaphor is of dead fish, which float belly-up in the water.
like falling over backwards i.e. have an embarassing failure.