a tree or shrub that keeps its green leaves all through the year.
We decorated the house with an evergreen wreath for Christmas.
The garden has several evergreen bushes that stay green in winter.
✦ Mid-16th century: from 'ever' meaning 'always' + 'green'.
having green leaves all year round, never losing them in winter.
The forest was filled with evergreen trees that looked fresh even in snow.
They chose evergreen plants for the hedge because they don't drop leaves.
content such as an article or video that stays useful and popular for a long time.
This how-to guide is true evergreen content on the blog.
Podcasts produce evergreen episodes that listeners return to years later.
✦ Figurative use from the plant sense, applied to things that 'stay fresh' indefinitely.