D defs.my
Entry 1 sense Webster, 1913

mayonnaise

/mā'-ən-āzˌ/ · ma·yon·naise · IPA /ˈmeɪ.ə.neɪz/
01 n. A thick white sauce compounded of raw yolks of eggs beaten up with olive oil to the consistency near to that of a gel, and seasoned with vi…
  1. 1.
    A thick white sauce compounded of raw yolks of eggs beaten up with olive oil to the consistency near to that of a gel, and seasoned with vinegar, pepper, salt, etc.; -- used in dressing salads, fish, etc. Also, a dish dressed with this sauce.