In the context of text messaging and online communication, "SHM" is an abbreviation for "shaking my head".
Here's a breakdown:
- SHM stands for "shaking my head." (Reference: shm in a text. smh. abbreviation (shortened form) for shaking my head.28-Nov-2022)
This abbreviation is commonly used to express:
- Disapproval
- Disbelief
- Frustration
- Sarcasm
It is a quick and informal way to convey the feeling of physically shaking one's head in response to something considered foolish, absurd, or disappointing.