– Manuscript – Welcome to English in a Minute! This is your thumb. But what could it possibly mean if you have a green thumb? Green Thumb Speaker A: Dan, thanks for taking care of my office plant while I was away.Speaker B: Oh, about that? I might have overwatered it or underwatered it.Speaker A: Well, I haven't been to my desk yet. But I'm sure it's fine.Speaker B: … [Read more...] about Green Thumb (Idioms)