way在这里是副词:这是美式英语:
used with an adjective 与形容词连用) (informal, especially NAmE) very 非常;极其
Things just got way difficult.
事情变得太困难了。
I'm way glad to hear that.
听到这个消息,我太高兴了。
查自Oxford Advanced Learner's English-Chinese Dictionary 8th Edition
way down…意思是very depressed,查自 NTC's Dictionary of American Idioms, Slang and Colloquial Expressions。
例句Poor Clare is way down. I think she has something wrong with her.
Pete sure looks way down.
very depressed.
这里的down是形容词。
be in the ˈred
(informal) to owe money to your bank because you have spent more than you have in your account 负债;亏空
The company has plunged $37 million into the red.
公司负债已达 3 700 万元。
red为形容词