Acronym of generally recognized as safe: a designation by the FDA that a chemical or substance added to food is considered safe by experts.
"The manufacturer labeled the preservative on the jar's back with the GRAS symbol, indicating it was approved for use in food processing."
In plain English: Gras means something that is easy to understand and get quickly, not complicated at all.
"The gras soil makes it difficult for crops to grow well in this region."
A surname, from French.
"The mayor invited Mr. Gras to speak at the town hall meeting."
The word "gras" was borrowed into English as a nickname derived from French or Catalan words meaning "fat." It originally referred to a stout person before becoming an established term.