Captain s Seafood Crab Dip

1 ¼ cups mayonnaise

1 cup fresh crabmeat

1 cup shredded Cheddar cheese

¼ cup French salad dressing

½ lemon, juiced

2 teaspoons prepared horseradish

Mix mayonnaise, crabmeat, Cheddar cheese, French salad dressing, lemon juice, and horseradish together in a bowl; refrigerate until the flavors blend, at least 4 hours.