Slang.| 1. | the essential substance or details of a matter; basics; crux: Let's skip the chitchat and get down to the nitty-gritty. |
| 2. | fundamental, detailed, or probing: nitty-gritty questions. |
| 3. | direct and practical: nitty-gritty advice; a nitty-gritty system. |

nitty-gritty
[ˈnɪdi ˈgrɪdi]
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