Definition of adventure noun from the Oxford Advanced American Dictionary



1 [countable] an unusual, exciting, or dangerous experience, journey, or series of eventsher adventures traveling in AfricaWhen you're a kid, life is one big adventure.adventure storiesPopper described science as the greatest adventure in the world.2 [uncountable] excitement and the willingness to take risks, try new ideas, etc.a sense/spirit of adventureI set out across the country looking for adventure.