What does SYH mean?Shut Your Head
Other definitions of SYH:
All of our slang term and phrase definitions are made possible by our wonderful visitors. If you know of another definition of SYH that should be included here, please let us know.
How to use the term SYH:
There are no example uses of SYH at this time. We would greatly appreciate your contribution if you would like to submit your own!
More slang terms:
That Means Nothing To Me
Hitting Bottom And Starting To Dig