Definition of "green"
green1
/ɡɹiːn/
adjective
comparative greener, superlative greenest
(figurative) Inexperienced.
(figurative) Environmentally friendly.
(Philippines) Having a sexual connotation.
green2
/ɡɹiːn/
green3
/ɡɹiːn/
verb
third-person singular simple present greens, present participle greening, simple past and past participle greened
(intransitive) To become environmentally aware.
(transitive) To make (something) environmentally friendly.