This is the 571st most frequent Hungarian word.
zöld
Green.
Here, 'zöld' is used as an adjective describing the color of the trees.
A zöld fák között sétáltunk az erdőben.
We walked among the green trees in the forest.
In this sentence, 'zöld' ('green light') is used metaphorically to signify permission or approval.
Zöld utat kaptunk az új projekt elkezdéséhez.
We got a green light to start the new project.
'Zöld' here refers to the freshness or uncooked state of the vegetables, a common use in culinary contexts.