an utterance or sound made in exasperation or despair
Girlfriend: "I don't want to have sex right now."
1. A sound of annoyance, often used to segway into a conversation about why one may be so annoyed.
2. A filler word, used to imply "I'm so bored, but I don't know what to say to start a new conversation."
3. To be shutdown
4. Implies boredom/confusion with a conversation, so much that one is too lazy to debate it.
B: What's wrong?
A: ...and that is how I solved the dilemma of "how to clean my bathroom sink"
In AIM speak, the sound of apathy or indifference.
A: If you're so bored, find a hobby.
B: Mreh. I'll probably just watch TV.
a sound that kitties make when they purr
"That kitty just said 'mreh'!"
"Mreh" is the sound you make when you are either hit with a heavy object, under a lot of stress, or nervous.
"Mreh! I can't take this anymore!"