I wrote an answer on "green with envy" in November 2014 and I reproduce it in full for our convenience: The idiom "green with envy" (typically with be or become) means appearing jealous or envious. read more
If you are green with envy, you very much want to do something that another person is doing or have what they have. She told us she was going to live in Paris and we were all green with envy. This is the most exciting discovery I have made in 20 years of digging. Archaeologists everywhere will be green with envy. read more
In Western cultures green represents luck, nature, freshness, spring, environmental awareness, wealth, inexperience, and jealousy (the “green-eyed monster”). Of course, green is an emblematic color for Ireland, which earned its nickname “The Emerald Isle” from its lush green landscapes. read more