Apparently it can mean “excessively embellished in style or language,” so I guess if you were to describe a legally contested situation in a … Turgid manner, it could distort any case made based on your testimony? IANAL, so that’s just a wild swing at the appropriate application based on one web search.

Preemptive aside: I’ve seen lots of jokes made, so for anyone not familiar, IANAL is neither sexual nor any kind of innuendo or entendre.