Meh is a MULTIPLE MEANING WORD! WHOO HOO!
One way meh can be used is on the internet, replacing "me" and "my" EXSAMPLE:
Dude102: Your ahead of meh on meh Wiki
MrAppleSause: Then you can call meh the winner!
Dude102: Over meh dead body!
It Can also be used insted of "Okay" or "So-So" Exsample:
Mom: "How are you feeling?"
It also can be used for bragging. Do to that, you must say "Meh-ha!" (Pronouced: meh-HA!)
Bob: "I got a dog! Meh-ha!"
Finnaly, It can be used to tell someone who's acting smug to STOP IRKING YOU!
Mr.Person: "I did this and that and blah and blah..."