1. In a large pot, bring water to a boil and cook the lobster meat for about 10 minutes or until fully cooked. Let it cool, then chop into bite-sized pieces.
2. In a mixing bowl, whisk together the mayonnaise and lemon juice until well combined.
3. Add the chopped lobster meat, celery, and fresh dill to the bowl. Mix well to combine.
4. Season with salt and pepper to taste. Serve chilled.