IDIOMS AND PHRASES Idioms do not mean exactly what the words say. They have a hidden meaning. 1. Acid Test: Meaning - Acid test proves the effectiveness of something. Example - I practiced hard at the dance sessions but the acid test will come when the master will assess our solo performances. 2. Cut the ground from under feet: Meaning - When you cut the ground from under someone's feet, you do something which weakens their position. Example - When team India hit more than 350 runs in the ODI, they cut the ground from under the opponent's feet. 3. Chase your tail: Meaning - Spending a lot of time and energy doing a lot of things but actually achieving too little. Example - He's been chasing his tail all week collecting data but the report is still not ready. 4. Whole bag of tricks - Meaning - Means trying all the clever means to achieve something. Example - It was really difficult to find the information even after applying the whole bag of tricks. 5. Deliv...