greenwash /ˈɡɹiːnwɒʃ/noun 1verb 1forms 3 noun1 •A false or misleading picture of environmental friendliness used to conceal or obscure damaging activities.People can be cynical about companies hiding behind green ideals, their radars finely tuned to detect a greenwash. — 2010 verb1 •To portray with a false or misleading image of environmental friendliness so as to conceal or obscure damaging activities. formsgreenwashed · greenwashing · greenwashes