It's a casual way to ask about something happening near where someone lives or to talk about something that's happening in their neighborhood.
Here are some examples of how the idiom is used:
* "What's the best pizza place in your neck of the woods?" (Asking about a good pizza place in the person's local area)
* "There's a new coffee shop opening up in my neck of the woods." (Telling someone about a new coffee shop near the speaker's home)
* "I'm planning a trip to the mountains, but I'm not sure what to do in your neck of the woods." (Asking for advice about activities in the person's region)
The idiom is often used in informal conversation, especially among friends and family. It implies a sense of familiarity and closeness to the person's local area.