any tropical, climbing orchid of the genus Vanilla, esp. V. planifolia, bearing podlike fruit yielding an extract used in flavoring food, in perfumery, etc.

Also called vanilla bean. the fruit or bean of this orchid.

the extract of this fruit.

containing or flavored with vanilla

vanilla custard.

Informal . plain-vanilla.

adjective

austere , clean , elementary , folksy , homely , humble , inelaborate , modest , plain , pure and simple , rustic , uncluttered , uncomplicated , undecorated , unelaborate , unembellished , unornamented , unostentatious , unpretentious , your basic , bland , ordinary , unexciting , unoriginal