Cobb salad noun1 •(US) A salad consisting of iceberg lettuce, watercress, endive and Romaine lettuce with tomato, bacon, chicken, hard-boiled egg, avocado, chives, Roquefort cheese and a red wine vinaigrette.She ignores: olives, blue cheese, boiled eggs, bacon and avocado – in other words, all of the parts of the Cobb salad that, technically speaking, make it a Cobb salad. — 2010 formsCobb salads