soy

noun

1. a source of oil; used for forage and soil improvement and as food

   noun.plant

   Synonyms soya bean soybean

   Source: WordNet 3.0

2. erect bushy hairy annual herb having trifoliate leaves and purple to pink flowers; extensively cultivated for food and forage and soil improvement but especially for its nutritious oil-rich seeds; native to Asia

   noun.plant

   Synonyms glycine max soja soja bean soya soya bean soybean soybean plant

   Source: WordNet 3.0

3. thin sauce made of fermented soy beans

   noun.food

   Synonyms soy sauce

   Source: WordNet 3.0

4. the most highly proteinaceous vegetable known; the fruit of the soybean plant is used in a variety of foods and as fodder (especially as a replacement for animal protein)

   noun.food

   Synonyms soya soya bean soybean

   Source: WordNet 3.0

5. A Chinese and Japanese liquid sauce for fish, etc., made by subjecting boiled beans (esp. soja beans), or beans and meal, to long fermentation and then long digestion in salt and water.

   noun

   Source: webster1913