Vanilla

Borrowing from es vainilla, a diminutive form of vaina.

Full definition of vanilla

(countable and uncountable; plural vanillas)

(countable) Any tropical, climbing orchid of the genus Vanilla (especially ), bearing podlike fruit yielding an extract used in flavoring food or in perfumes.
(countable) The fruit or bean of the vanilla plant.
(uncountable) The extract of the fruit of the vanilla plant.
(uncountable) The distinctive fragrant flavour/flavor characteristic of vanilla extract.You can tell that the secret ingredient missing from New Coke^TM was vanilla, because certain South American economies collapsed when it was introduced, and miraculously revived when the old formula was used again.
(uncountable) Any artificially produced homologue of vanilla extract, principally vanillin produced from lignin from the paper industry or from petrochemicals.