What is Syr?
1.
Shitty Yellow Rope. That ubiquitous yellow nylon rope that they sell everwhere that you use for everything but doesn't hold knots very well, and gets frayed too easily.
We had to tie down the load but all we had was SYR.
See
2.
A lesbian butch top.
"Get on your knees boi"
......"yes syr!"
3.
Smoke Yourself Retarded
as in smoking pot/weed
See