Shortened from trademark, similar to "fingers crossed". Optimistically saying something, knowing it could very well not happen as hoped for.
"My grades will figure themselves out before the end of the semester. tm."
Stands for toots McGee and is used to describe feeling extremely gassy to the point of where you can’t control the toots.
I am so TM right now, someone give me a GasX.
TM short for “Trouble Maka” , which is a a group of family.
He TM never back down from none.