Expression originating from Hawaii.
Shoyu is the other word for soy sauce; a salty dark brown dressing used upon white rice or Asian foods.
Too much shoyu makes a good meal taste bad.
In the beginning of a female's menstraul cycle, the blood is often a tinged brownish color, similar to
shoyu. It can be sticky, gooey, and smelly. It can turn a previously desirable hook up with a female into a raunchy, Jokable escapade.
If you combine a bit of shoyu with poor hygiene you get
TOO MUCH SHOYU. Crusty, brown hard spots upon a thong pantie. Common amoung batuna chicks
Whoa, that chick was hot, but had way too much
shoyu,
brah
