oak [oakoaks] BrE [əʊk] NAmE [oʊk] noun 1. countable, uncountable (alsoˈoak tree countable)a large tree that produces small nuts called ↑acorns. Oaks are common in northern countries and can live to be hundreds of years old •a gnarled old oak tree •forests of oak and pine see also ↑poison oak 2. uncountable the hard wood of the oak tree •oak beams •This table is made of solid oak. Idiom: ↑tall oaks from little acorns grow
Word Origin: Old English āc, of Germanic origin; related to Dutch eik and German Eiche.
Example Bank: •The oaks were planted in the 16th century. •a solid oak table •chairs of polished oak