oyster sauce means: China’s classic cooking sauce. It is also used in Asian dishes. Originally made only from oysters and water, it is now made with cornstarch, caramel color and other ingredients. This sauce can be used to enhance its appearance or thicken stir-fries. It is not fishy tasting, which surprised me. It can be found in supermarkets large and Oriental markets. This sauce, which is rich in oysters and brine, has a reddish-colored color and darkens to brown, and can be found at large supermarkets and Oriental markets. (in Cooking Dictionary)

What else does oyster sauce mean?

All-purpose Chinese seasoning bottled in a jar. It is made with oysters, water and salt. (in Cooking Dictionary)