What is the meaning of Soy?

A common East Asian liquid sauce, made by subjecting boiled beans to long fermentation and then long digestion in salt and water.

Soybeans, or the protein derived from them.

Characteristic of a soy boy; weak, unmasculine, etc.

Synonym of soy out (to act in the manner of a soy boy).

Silk.

stock (lineage, family, ancestry)

extraction (origin or ancestry)

family

generation

oneself

son

first-person singular present indicative of ser

ancestry

descent

family

kin

lineage

sort

tribe

origin

pedigree

progeny

second-person singular imperative of soymak

Source: wiktionary.org