Amanita caesarea, an edible mushroom with a distinctive orange cap.

plural of Caesar's mushroom

(cooking, countable and uncountable) A type of salad, generally made from romaine lettuce, croutons, parmesan cheese, coddled or hard-boiled eggs, fresh-ground black pepper and Worcestershire sauce.

plural of Caesar's wife

A public figure whose character should be free from even the suspicion of impropriety.

plural of Caesar cipher

(medicine, colloquial, ironic, slang) An obstetrics hospital with an excessively high rate of Caesarean sections.

Urena lobata, an annual undershrub with pink flowers, widely distributed as a weed in the tropics of both hemispheres including Brazil and Southeast Asia.

A non-alcoholic version of a Bloody Caesar composed of spices and a clamato juice base

One must give something (especially taxes) owed to the relevant authority.