Definition of soy in English:

soy

noun

mass noun
  • another term for soya
    • ‘Trial and error will reveal which flavor works best for the method in which the soy is processed.’
    • ‘After all, the soy is there to add bulk and texture, more than anything else.’

Origin

Late 17th century: from Japanese soy, shoy, variant of shō-yu, from Chinese shi-yu, from shi ‘salted beans’ + yu ‘oil’.

Pronunciation

soy

/sɔɪ/