Idioms 1. A snake in the grass - Unrecognisable danger - अपरिचित खतरा 2. To talk through ones hat - to talk nonsense - बकवास करना 3. To smell a rat - To suspect a trick or deceit - शक करना 4. To throw down the glove - to give a challenge - चुनौती देना 5. To be a rolling in money - to be very rich - बहुत अमीर होना 1.7K views12:07